Search: “cve-2016-3575”

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[0day-rubbish] OP5 Monitor 9.20 Command injection surviving the CVE-2025-34115 patch (OPT-IN fix ineffective) (8.8)

OP5 Monitor 9.20 remains vulnerable to CVSS 8.8 command injection because the CVE-2025-34115 fix is opt-in and ineffective.

0day Rubbish Research Team disclosed a command injection (CWE-78) in OP5 Monitor 9.20 that survives the existing CVE-2025-34115 patch, which is opt-in and described as ineffective. The issue scores CVSS 8.8 (AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H). Administrators who previously applied the vendor fix may still be exposed.

Full Disclosure·Sep 8, 17:31 UTC · 8d agoVulnerability 2 sourcesCVE-2025-34115

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CVE-2026-73749: HPE ArubaOS-CX RCE

HPE patched CVE-2026-73749, a critical unauthenticated remote code execution flaw in ArubaOS-CX network switch software; affected devices need prompt updates.

HPE released patches for CVE-2026-73749, a critical unauthenticated remote code execution vulnerability in HPE Aruba Networking AOS-CX switch operating system. Published details are limited, but the flaw allows unauthenticated attackers to execute code on affected AOS-CX devices. Administrators running ArubaOS-CX should prioritize applying HPE's update.

SOCRadar·Sep 4, 14:36 UTC · 12d agoVulnerabilityCVE-2026-73749

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ConnectWise Patches ScreenConnect Vulnerability Exploited in Worm-Like Attacks

ConnectWise patched critical ScreenConnect flaw CVE-2026-84869 (CVSS 9.9) exploited since August 20 in worm-like attacks; CISA added it to KEV.

ConnectWise released urgent patches for CVE-2026-84869 (CVSS 9.9), a missing authorization and improper privilege management flaw in ScreenConnect allowing file transfer and execution through active remote sessions without host confirmation. Huntress reported in-the-wild exploitation since August 20, with attackers using rogue ScreenConnect clients to push four VBScript files for persistence and worm-like propagation to other ScreenConnect clients. The flaw is fixed in ScreenConnect 26.6.5, with disabling the TransferFiles permission as a temporary mitigation. CISA added the CVE to its KEV catalog, requiring federal agencies to patch within three days under BOD 26-04.

SecurityWeek·updated Sep 16, 15:31 UTC · 12h ago·first Sep 14, 08:25 UTC · 2d agoExploit / PoC in the wild 4 sourcesCVE-2026-848691

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Microsoft’s September 2026 Patch Tuesday addresses 964 CVEs (CVE-2026-81963, CVE-2026-85880)

Microsoft's September 2026 Patch Tuesday fixes a record 964 CVEs, including two zero-days actively exploited in the wild.

Microsoft patched a record 964 CVEs in its September 2026 Patch Tuesday release, with 101 rated critical and 824 rated important, making it the largest Patch Tuesday to date. The release includes fixes for two zero-days that were exploited in the wild, with CVE-2026-81963 and CVE-2026-85880 highlighted in the release. Affected products span Windows core components, Office, Exchange, .NET, Visual Studio, Active Directory services (including AD CS and AD FS) and numerous Azure services. Tenable notes the release surpasses July's as the biggest ever.

Tenable Blog·Sep 8, 18:07 UTC · 8d agoVulnerability in the wildCVE-2026-81963CVE-2026-858801

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Windows Remote Desktop Client Vulnerability Allows Attackers to Execute Remote Code

Microsoft patched CVE-2026-69485, an 8.8 CVSS RCE flaw in the Windows Remote Desktop Client affecting Windows 10/11 and Server 2016-2025.

Microsoft's September 2026 updates fix CVE-2026-69485, an Important-rated remote code execution vulnerability (CVSS 3.1: 8.8, temporal 7.7) in the Windows Remote Desktop Client caused by use of an uninitialized resource. An authenticated attacker with low privileges could send a specially crafted network request to execute code on an affected server, with no user interaction required. Microsoft says the flaw was not publicly disclosed before patching and rates exploitation as 'Less Likely' with no evidence of active exploitation. Affected products span Windows Server 2016, 2019, 2022 and 2025 and Windows 10 (1607-22H2) and Windows 11 (23H2-26H1), with fixes delivered via KBs including KB5123099, KB5122876 and KB5122882.

Cyber Security News·Sep 9, 10:10 UTC · 7d agoVulnerabilityCVE-2026-69485

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Microsoft's August 2026 Patch Tuesday addresses 398 CVEs (CVE-2026-68820)

Tenable reports Microsoft's August 2026 Patch Tuesday addresses 398 CVEs including three zero-days, one exploited in the wild (CVE-2026-68820).

Microsoft patched 398 CVEs in its August 2026 Patch Tuesday release, with 42 rated critical, 355 important, and one moderate, and three zero-days among them. One zero-day is confirmed as exploited in the wild. The release covers components including .NET, .NET Framework, Active Directory Certificate Services (AD CS), Azure services, and Windows. Tenable's count omits two CVEs assigned by MITRE, CVE-2026-6726 and CVE-2026-6727.

Tenable Blog·Aug 11, 18:04 UTC · Aug 11, 2026Vulnerability in the wildCVE-2026-68820CVE-2026-6726CVE-2026-67271

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CVE-2026-52307: Stored XSS in 1CMS v5.6

CVE-2026-52307: authenticated stored XSS in 1CMS (ClassCMS) v5.6 Column Management lets attackers inject scripts via the title field.

ClassCMS 1CMS v5.6 contains an authenticated stored cross-site scripting vulnerability, CVE-2026-52307, in the Column Management component. Attackers can execute arbitrary web scripts or HTML by injecting a crafted payload into the title field. No CVSS score, patch information, or exploitation evidence was provided in the disclosure.

Full Disclosure·Sep 8, 17:24 UTC · 8d agoVulnerabilityCVE-2026-52307

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Microsoft patches 400+ vulnerabilities, one zero-day under attack (CVE-2026-68820)

Microsoft's August 2026 Patch Tuesday fixes 400+ vulnerabilities, including an actively exploited Windows zero-day (CVE-2026-68820) used by North Korean attackers.

Microsoft's August 2026 Patch Tuesday fixes over 400 vulnerabilities, including CVE-2026-68820, a use-after-free in the Windows Ancillary Function Driver exploited in the wild by North Korean actors deploying a kernel-mode rootkit in Operation Dream Job. Critical unauthenticated remote code execution flaws in Microsoft QUIC (CVE-2026-62815) and Windows DNS (CVE-2026-62878) were also patched, alongside a SharePoint RCE chain combining CVE-2026-63520 with CVE-2026-55040. Researcher Nightmare-Eclipse released ShieldBreak, a PoC bypassing the July RoguePlanet Microsoft Defender patch (CVE-2026-50656), confirmed working by Will Dormann on Windows 11.

Help Net Security·Aug 12, 00:00 UTC · Aug 12, 2026Exploit / PoC in the wildCVE-2026-68820CVE-2026-62832CVE-2026-72971+6 CVEs1

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Microsoft breaks Patch Tuesday record with 974-CVE deluge

Microsoft's record 974-CVE Patch Tuesday ships two exploited Windows zero-days, while Adobe's StyleSmuggler zero-day (CVE-2026-75650) gives unauthenticated RCE in Magento.

Microsoft's September Patch Tuesday addresses 974 CVEs, including two zero-days already under exploitation: CVE-2026-85880, a Windows ALPC privilege escalation leading to SYSTEM via sandbox escape, and CVE-2026-81963, a Windows Update Stack privilege escalation. Adobe patched 172 CVEs, including the max-severity StyleSmuggler zero-day CVE-2026-75650 in Magento and Adobe Commerce, which Sansec reports is being exploited since September 4 to inject PHP into templates and install a C2-connected backdoor. CISA added CVE-2026-85880, CVE-2026-81963, and CVE-2026-75650 to its Known Exploited Vulnerabilities Catalog with patch deadlines of September 22 and September 11. The piece also notes Google-patched Chrome V8 zero-day CVE-2026-85046 lacks a Microsoft advisory for Edge, and flags nine Exchange Server flaws including remote unauthenticated RCE CVE-2026-55007.

The Register · Security·Sep 9, 00:25 UTC · 8d agoExploit / PoC in the wildCVE-2026-75650CVE-2026-85880CVE-2026-81963+3 CVEs1

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SAP Patches Critical Extended Passport Processing Vulnerability

SAP patches CVSS 10.0 flaw CVE-2026-44756 (OVERPASS) enabling unauthenticated RCE in S/4HANA and NetWeaver, plus three other criticals; no in-the-wild exploitation reported.

CVE-2026-44756 is a CVSS 10.0 memory corruption flaw in Extended Passport (EPP) deserialization, triggered when a user session opens across web, SAP GUI, and RFC vectors. Exploitation yields command execution as the SAP OS account, database credential and password hash recovery, session reading, and data or binary modification; affected products include S/4HANA, ERP/ECC, NetWeaver, Web Dispatcher, and BW/4HANA. Three other criticals were patched: CVE-2026-58240 (S4GET, missing authentication affecting all S/4HANA 2025 and earlier releases), CVE-2026-76969 (CAP credential disclosure), and CVE-2026-66768 (NetWeaver access control). Onapsis and SAP report no indicators of in-the-wild exploitation.

SecurityWeek·Sep 8, 14:55 UTC · 8d agoVulnerability 2 sourcesCVE-2026-44756CVE-2026-58240CVE-2026-76969+1 CVEs

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Microsoft’s Biggest Patch Tuesday: 974 CVEs, 2 Zero-Days and 20 Wormable Bugs

Microsoft's record September 2026 Patch Tuesday fixes 974 CVEs, including two exploited Windows privilege-escalation zero-days and 20 wormable bugs.

Microsoft's September 2026 Patch Tuesday fixes a record 974 CVEs, including two actively exploited zero-days: CVE-2026-85880, an ALPC heap buffer overflow, and CVE-2026-81963 in the Windows Update Stack, both CVSS 7.8 local privilege escalations. It also addresses an unauthenticated Exchange RCE (CVE-2026-55007) triggered by Visio attachment content indexing under memory pressure, an RDP use-after-free (CVE-2026-69525, CVSS 9.8), and 20 wormable flaws in DNS, DHCP, SMB, Active Directory, and other components. ZDI attributed the rising volume partly to AI-assisted vulnerability discovery, noting no corresponding spike in active exploits yet.

Security Affairs·Sep 9, 07:03 UTC · 7d agoVulnerability in the wildCVE-2026-85880CVE-2026-81963CVE-2026-55007+3 CVEs2

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SAP Commerce Cloud CVE-2026-58231 Targeted in Exploitation Attempts Days After Patch

A maximum-severity (CVSS 10.0) unauthenticated RCE flaw in SAP Commerce Cloud, CVE-2026-58231, is under active exploitation days after patching.

CVE-2026-58231, rated 10.0 on CVSS, stems from insufficient authorization checks and input validation in SAP Commerce Cloud, enabling unauthenticated arbitrary code execution. Defused Cyber's honeypots detected exploitation attempts three days after the patch, and KEVIntel independently confirmed two attempts on August 14 from a US IP address. Onapsis urges customers to patch and rebuild, with an IP Filter Set offered as a temporary workaround. No actor attribution yet, though prior SAP NetWeaver flaw CVE-2025-31324 was exploited by China-nexus and criminal groups.

The Hacker News·Aug 17, 17:57 UTC · Aug 17, 2026Exploit / PoC in the wildCVE-2026-58231CVE-2025-31324

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Critical SonicWall SMA1000 Vulnerabilities CVE-2026-83548, CVE-2026-83549 Exploited in the Wild

SonicWall SMA1000 appliances face active exploitation of chained CVE-2026-83548 and CVE-2026-83549 enabling unauthenticated RCE; hotfixes released.

SonicWall disclosed on September 1, 2026 that CVE-2026-83548, a critical pre-authentication SSRF in the SMA1000 Appliance Work Place interface (CVSS 10.0), and CVE-2026-83549, an authenticated OS command injection in the Appliance Management Console, can be chained for unauthenticated remote code execution. Both vulnerabilities are confirmed exploited in the wild and were added to CISA's Known Exploited Vulnerabilities catalog. Affected SMA1000 models 6210, 7210 and 8200v on versions 12.4.3-03453 and 12.5.0-02835 platform-hotfix or earlier require upgrades to 12.4.3-03526 or 12.5.0-02952 platform-hotfixes.

Rapid7 Blog·Sep 2, 16:58 UTC · 14d agoExploit / PoC in the wildCVE-2026-83548CVE-2026-83549

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CISA Warns of SonicWall SMA1000 Vulnerabilities Active Exploitation (CVE-2026-83548 & CVE-2026-83549)

CISA added two actively exploited SonicWall SMA1000 flaws to KEV: pre-auth SSRF CVE-2026-83548 (CVSS 10) and post-auth RCE CVE-2026-83549; patch by September 5.

CISA added CVE-2026-83548 and CVE-2026-83549 to the Known Exploited Vulnerabilities Catalog with a September 5, 2026 patch deadline. CVE-2026-83548 is a critical (CVSS 10.0) pre-authentication SSRF in the SMA1000 Appliance Work Place interface; CVE-2026-83549 is a high (CVSS 7.8) post-authentication OS command injection leading to RCE in the Appliance Management Console. SMA1000 models 6210, 7210, and 8200v running 12.4.3-03453 or 12.5.0-02835 platform-hotfix and older are affected; fixes ship in 12.4.3-03526 and 12.5.0-02952. Qualys customers can detect vulnerable assets via QID 388624.

Qualys ThreatPROTECT·Sep 3, 13:09 UTC · 13d agoExploit / PoC in the wildCVE-2026-83548CVE-2026-83549

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CVE-2026-87464: RCE outside sandbox in Chromium prior to 153.0.8010.36

CVE-2026-87464 is a critical use-after-free in Chrome's WebGL allowing sandbox-escaping RCE via crafted HTML pages, fixed in 153.0.8010.36.

Google Chrome prior to 153.0.8010.36 contains a use-after-free in WebGL that allows a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. Google rates it as Chromium security severity Critical, though tracker details are restricted. Debian indicates all current Chromium packages are affected, and the flaw likely impacts Chromium-derived browsers. No active exploitation is mentioned in the disclosure.

oss-security·Sep 10, 14:24 UTC · 6d agoVulnerabilityCVE-2026-87464

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Broadcom Patches Critical VMware Workstation and Fusion VM

Broadcom patched critical VMware Workstation and Fusion VM-escape flaws CVE-2026-59346 (CVSS 9.3) and CVE-2026-59347 (CVSS 8.1); update to 26H1u1.

Advisory VMSA-2026-0007 fixes CVE-2026-59346 (CVSS 9.3), an integer overflow in the VMXNET3 virtual network adapter, and CVE-2026-59347 (CVSS 8.1), a stack-based buffer overflow in HGFS. A malicious actor with local administrative privileges inside a VM could execute code on the host in both cases. The flaws affect Workstation and Fusion 25H2 and 26H1 and are fixed in version 26H1u1 with no workarounds available. The bugs were reported independently by researchers working with Trend Micro Zero Day Initiative and by Tencent Xuanwu Lab.

Security Affairs·Sep 5, 05:00 UTC · 11d agoVulnerabilityCVE-2026-59346CVE-2026-593471

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CVE-2026-78318: Apache Syncope: Unauthenticated reflected XSS in Console and Enduser

Apache Syncope Console and Enduser UIs suffer unauthenticated reflected XSS via notification messages, affecting versions 4.0.4 through 4.1.2.

CVE-2026-78318 is a moderate-severity cross-site scripting flaw in Apache Syncope's syncope-client-idrepo-common-ui module. The notification message, optionally shown by the Console and Enduser UIs, is improperly neutralized, enabling unauthenticated reflected XSS. Affected versions are 4.0.4 through 4.0.7 and 4.1.0-M0 through 4.1.2; no exploitation is reported.

oss-security·Sep 14, 15:48 UTC · 2d agoVulnerabilityCVE-2026-783181

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You’re Back In The Room (Citrix NetScaler Pre-Auth RCE CVE-2026-8452(?))

watchTowr Labs details a pre-authentication remote code execution flaw, tracked as CVE-2026-8452, in Citrix NetScaler appliances.

watchTowr Labs published technical analysis of a pre-authentication remote code execution vulnerability in Citrix NetScaler, tentatively assigned CVE-2026-8452. The CVE identifier is marked as provisional in the write-up. No confirmation of in-the-wild exploitation is provided in the available text.

watchTowr Labs·Aug 14, 07:08 UTC · Aug 14, 2026Exploit / PoCCVE-2026-8452

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Microsoft Patch Tuesday for August 2026 Fixed a Zero

Microsoft's August 2026 Patch Tuesday fixes 398 CVEs, including an actively exploited WinSock zero-day CVE-2026-68820 and wormable DNS RCE CVE-2026-62878.

Microsoft's August 2026 Patch Tuesday addresses 398 CVEs across Windows, Office, Azure, Exchange Server, SharePoint, Teams, .NET and other products, with 62 rated Critical. The actively exploited CVE-2026-68820 is a use-after-free in the Windows WinSock afd.sys driver that can yield SYSTEM privileges via a race condition. CVE-2026-62878 is a critical, wormable stack buffer overflow in Windows DNS Server allowing unauthenticated, remote code execution without user interaction. Other notable fixes include WDS TFTP RCE CVE-2026-62893, a QUIC flaw affecting roughly 13.5 million sites (CVE-2026-62815), an Exchange authentication bypass EoP demonstrated at Pwn2Own Berlin (CVE-2026-62911), and two TPM 2.0 reference implementation fixes.

Security Affairs·Aug 12, 06:49 UTC · Aug 12, 2026Advisory in the wildCVE-2026-68820CVE-2026-62878CVE-2026-62893+5 CVEs

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U.S. CISA adds maximum-severity Oracle flaw to its Known Exploited Vulnerabilities catalog

CISA added actively exploited CVE-2026-21962, a CVSS 10.0 unauthenticated flaw in Oracle HTTP Server and WebLogic Proxy Plug-in, to KEV with an August 27 deadline.

CISA added CVE-2026-21962 (CVSS 10.0), an improper access control vulnerability in Oracle HTTP Server and the Oracle WebLogic Server Proxy Plug-in, to its Known Exploited Vulnerabilities catalog and ordered federal agencies to remediate by August 27, 2026. The unauthenticated flaw allows remote attackers with network access to create, delete, or modify critical data, potentially gain broad access, and cause a scope change to other systems; affected versions are 12.2.1.4.0, 14.1.1.0.0 and 14.1.2.0.0. CloudSEK honeypot data from January-February 2026 showed widespread exploitation of the flaw alongside older WebLogic RCEs including CVE-2020-14882/14883, CVE-2020-2551, and CVE-2017-10271.

Security Affairs·Aug 25, 08:50 UTC · 22d agoExploit / PoC in the wildCVE-2026-21962CVE-2020-14882CVE-2020-14883+2 CVEs

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Rockwell Automation ArmorStart LT

CISA flags two flaws (CVE-2026-19471, CVE-2026-19472) in Rockwell Automation ArmorStart LT <=v2.001: stored XSS and web server denial-of-service.

Rockwell Automation reported two issues in the embedded web server of ArmorStart LT v2.001 and earlier. CVE-2026-19471 involves multiple stored cross-site scripting flaws (CVSS 7.3) where unsanitized input is stored server-side and executes in other users' browsers. CVE-2026-19472 is a denial-of-service issue (CVSS 7.5) triggered by a crafted HTTP PUT request that exhausts web server resources. No public exploitation has been reported to CISA.

CISA Advisories·Sep 3, 12:00 UTC · 13d agoAdvisory 3 sourcesCVE-2026-19471CVE-2026-19472

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CVE-2026-34908, CVE-2026-34909, CVE-2026-34910: Ubiquiti UniFi OS ...

Ubiquiti UniFi OS flaws CVE-2026-34908, CVE-2026-34909, and CVE-2026-34910 were added to CISA's KEV, chaining auth bypass into command injection.

Ubiquiti UniFi OS vulnerabilities CVE-2026-34908, CVE-2026-34909, and CVE-2026-34910 were added to CISA's KEV catalog. CVE-2026-34908 (CVSS 10.0, CWE-284) is an unauthenticated improper access control flaw allowing unauthorized system changes, described as the initial entry point. It enables attackers to then leverage chained path traversal and command injection flaws for deeper compromise.

Web discovery (articles for new exploits & KEV entries)·Sep 1, 18:23 UTC · 15d agoExploit / PoC in the wildCVE-2026-34908CVE-2026-34909CVE-2026-34910

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Microsoft Patches Record 974 Vulnerabilities, Including Two Exploited Zero-Days

Microsoft's September 2026 Patch Tuesday fixes a record 974 CVEs, including two Windows zero-days exploited in the wild for privilege escalation.

Microsoft patched 974 vulnerabilities, its largest Patch Tuesday ever, including CVE-2026-85880, a heap buffer overflow in Windows ALPC allowing AppContainer sandbox escape to System, and CVE-2026-81963, a link-following flaw in the Windows Update Stack enabling local privilege escalation. Both were exploited as zero-days before the patch. ZDI's Dustin Childs says 20 of the fixed flaws are wormable, enabling unauthenticated remote code execution. The release also covers 723 Windows flaws and 222 Office bugs, plus fixes in Exchange, SharePoint, SQL Server, Azure and Exchange Server RCE (CVE-2026-55007).

SecurityWeek·Sep 8, 19:20 UTC · 8d agoExploit / PoC in the wildCVE-2026-85880CVE-2026-81963CVE-2026-55007+5 CVEs1

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Microsoft fixes record 964 flaws, including 2 exploited zero-days

Microsoft's September Patch Tuesday fixes a record 964 CVEs, including two actively exploited Windows privilege-escalation zero-days, CVE-2026-81963 and CVE-2026-85880.

Microsoft's September 2026 Patch Tuesday addresses 964 customer-patchable CVEs (104 Critical, 860 Important), the largest release on record, out of 974 total listed. Two actively exploited zero-days are fixed: CVE-2026-81963, a link-following elevation-of-privilege flaw in the Windows Update Stack, and CVE-2026-85880, a Windows ALPC heap overflow enabling AppContainer sandbox escape, both with CVSS 7.8. Both zero-days were exploited before a patch was available and grant SYSTEM-level access after an initial foothold. The release also includes high-severity RCE fixes for Windows DNS Server, Remote Desktop Services, Exchange Server, SharePoint, and SQL Server.

Malwarebytes Labs·Sep 9, 10:01 UTC · 7d agoExploit / PoC in the wildCVE-2026-81963CVE-2026-858801

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September 2026 Patch Tuesday roundup: Plugs for two zero day holes among almost 1,000 fixes in Windows

Microsoft's September 2026 Patch Tuesday ships 964 fixes including two exploited Windows zero-days (CVE-2026-85880, CVE-2026-81963) and a wormable DNS RCE.

Microsoft's September 2026 Patch Tuesday includes 964 Microsoft vulnerabilities requiring customer action, a record attributed to AI-assisted bug discovery, plus 174 third-party/open-source and 23 Chromium/Edge CVEs. Two zero-days are exploited in the wild: CVE-2026-85880, a Windows ALPC heap overflow enabling AppContainer sandbox escape and privilege escalation, and CVE-2026-81963, a Windows Update Stack escalation to SYSTEM. CVE-2026-69730, an unauthenticated Windows DNS RCE, is not yet exploited but Microsoft expects exploitation, and roughly 20 bugs could be wormable. Separately, SAP issued a critical CVSS 10.0 fix for the EPP component used in S/4HANA and NetWeaver.

CSO Online·Sep 9, 03:27 UTC · 8d agoVulnerability in the wildCVE-2026-85880CVE-2026-81963CVE-2026-69730+2 CVEs1

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CVE-2026-50522: Microsoft SharePoint Server RCE Vulnerability

CVE-2026-50522 is an unauthenticated .NET deserialization RCE in SharePoint Server Subscription, 2019, and 2016; Microsoft patched it July 14, 2026.

CVE-2026-50522 (CWE-502) lets unauthenticated attackers send crafted serialized .NET payloads to network-accessible SharePoint endpoints, triggering gadget-chain deserialization and remote code execution under the privileged SharePoint service account. It affects SharePoint Server Subscription Edition, SharePoint Server 2019, and SharePoint Server 2016 Enterprise; Microsoft published the advisory on July 14, 2026. The EPSS score is 20.346%, but no public PoC exists and the flaw is not in CISA's KEV catalog at publication. Mitigations include applying Microsoft updates, rotating SharePoint machine keys, enabling AMSI, and restricting internet exposure.

Web discovery (articles for new exploits & KEV entries)·Sep 7, 19:42 UTC · 9d agoVulnerability 3 sourcesCVE-2026-505221

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Chrome V8 Zero-Day Exploited in the Wild Enables Code Execution Inside Sandbox

Google patches actively exploited Chrome V8 zero-day CVE-2026-87491, an out-of-bounds write enabling sandboxed code execution via crafted HTML pages.

Google released Chrome 153.0.8010.36/.37 fixing 230 vulnerabilities, including CVE-2026-87491, an out-of-bounds write in the V8 engine that allowed remote code execution inside the sandbox via a crafted HTML page and is confirmed to be exploited in the wild. The flaw was reported on August 6, 2026 by Jihyeon Jeong of Compsec Lab, Seoul National University, who received a $2,500 bug bounty. This is the seventh actively exploited Chrome zero-day of 2026. The update also fixes five critical flaws in WebGL and Cast, plus a high WebPackaging use-after-free (CVE-2026-87639) credited to OpenAI Codex Security.

The Hacker News·Sep 9, 09:11 UTC · 7d agoExploit / PoC in the wildCVE-2026-87491CVE-2026-2441CVE-2026-3909+10 CVEs

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N-able security advisory (AV26-885)

N-able says CVE-2026-86218 in N-central is exploited in the wild; MSPs must apply hotfix 2026.3.1.14 (2026.3 HF4).

Canadian Centre for Cyber Security advisory AV26-885 covers CVE-2026-86218 in N-able N-central, which the vendor confirms is being exploited in the wild. Versions prior to 2026.3.1.14 are affected, and the fix ships as N-central 2026.3 Hotfix 4. The Cyber Centre urges users and administrators to apply the update promptly.

Canadian Centre for Cyber Security·Sep 8, 14:06 UTC · 8d agoAdvisory in the wildCVE-2026-86218

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CVE-2026-19490: Critical Vulnerability Affecting Citrix NetScaler ADC and NetScaler Gateway

CVE-2026-19490 is a critical unauthenticated authentication bypass in Citrix NetScaler ADC and Gateway, remotely exploitable without user interaction.

An advisory published August 19, 2026 describes CVE-2026-19490, a critical authentication bypass affecting Citrix NetScaler ADC and NetScaler Gateway. The flaw carries a CVSS v4.0 base score of 9.3 and is remotely exploitable by unauthenticated attackers over the network without user interaction or elevated privileges. NetScaler ADC and Gateway are widely deployed enterprise products positioned at or near the network perimeter, providing load balancing, SSL/TLS offloading, and secure remote access. The text does not state whether exploitation has been observed in the wild.

Rapid7 Blog·Aug 19, 16:46 UTC · 28d agoVulnerabilityCVE-2026-194901

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Google patches actively exploited Chrome zero-day (CVE-2026-85046)

Google patches actively exploited Chrome zero-day CVE-2026-85046, a V8 type confusion bug enabling sandboxed code execution via crafted HTML pages.

Google patched 12 Chrome vulnerabilities, including CVE-2026-85046, a CVSS 8.8 type confusion flaw in the V8 JavaScript and WebAssembly engine exploited in the wild. The bug, reported by researcher Salvatore Gulizia (Serotav) on August 4, 2026, allows arbitrary code execution inside the sandbox via a crafted HTML page; the researcher described it as a V8 compiler bug enabling arbitrary read/write on the JavaScript heap. Fixes shipped in Chrome 152.0.7977.82/.83 for Windows and macOS and 152.0.7977.82 for Linux, and this is the sixth Chrome zero-day Google has fixed in 2026.

Help Net Security·Sep 8, 06:24 UTC · 8d agoExploit / PoC in the wildCVE-2026-85046CVE-2026-2441CVE-2026-3909+3 CVEs

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