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DomainAll Cyber AIWindow24h 3d 7d 30d AllIn the wild Important only Show duplicates

CategoryAll Exploit / PoC 21 Data breach 20 Malware 20 Threat actor 17 Phishing & fraud 14 AI safety & security 11 Industry 11 Vulnerability 8 Advisory 8 Research 6 Policy & legal 5 Tools 1 Ransomware 1

SeverityAll critical 17 high 56 medium 39 low 2 info 29

Week in review: Linux rootkit deployed on F5 BIG-IP APM devices, Cisco FMC bugs exploited

Weekly roundup: Cisco FMC and N-able N-central zero-days exploited in the wild, MikroTik RouterOS hijacks, Microsoft Patch Tuesday ships two exploited zero-days.

State-sponsored and financially-motivated attackers are actively exploiting CVE-2026-20079, a critical authentication bypass in Cisco Secure Firewall Management Center (FMC), alongside CVE-2026-20316. N-able issued an emergency hotfix for CVE-2026-86218, a critical pre-auth RCE in the N-central RMM platform exploited in the wild. CERT Polska disclosed six RouterOS vulnerabilities being chained to hijack internet-exposed MikroTik devices. Microsoft's September 2026 Patch Tuesday shipped a record patch count including two zero-days, while roughly 67,000 Trezor customers faced phishing after a shipping-partner breach and researchers privately disclosed a zero-click WeChat worm to Tencent.

Help Net SecuritySep 13, 08:00 UTC · 3d agoExploit / PoC in the wildCVE-2026-20079 CVE-2026-20316 CVE-2026-862182· 1 read

One Click on a Malicious Link Lets Hackers Backdoor Sogou Input Method Users

Actively exploited one-click flaw in Sogou Input Method (CVE-2026-51990) let UNC3569 deploy the GRAYRABBIT espionage backdoor on Windows.

Gen Digital researchers found three weaknesses in Sogou Input Method's sgbiz protocol handler that chain into a one-click RCE running with the signed-in user's permissions. UNC3569 used the chain in an active intrusion, leveraging an unsandboxed Chromium 80 embedded browser, the known V8 flaw CVE-2021-38003, and DLL sideloading via 7-Zip to deploy the GRAYRABBIT backdoor. Tencent fixed the issue in version 16.3.0.3498 within 12 days of disclosure; Sogou is used by hundreds of millions of people, mainly in China.

Cyber Security NewsSep 14, 13:01 UTC · 2d agoExploit / PoC in the wild 3 sources CVE-2026-51990 CVE-2021-38003

Attackers Exploit WooCommerce Wholesale Lead Capture Flaw to Plant PHP Web Shells

Attackers exploit CVE-2026-27540 in WooCommerce Wholesale Lead Capture to upload PHP web shells; Wordfence blocked 100,000+ attempts since June 2026.

Wordfence reports active exploitation of CVE-2026-27540 (CVSS 9.8), an unauthenticated arbitrary file upload in the wwlc_file_upload_handler AJAX action of the WooCommerce Wholesale Lead Capture plugin (versions through 2.0.3.1, 6,000+ installs), enabling remote code execution via uploaded PHP web shells. Over 100,000 exploit attempts were blocked since June 2026, including 99 in the last 24 hours, traced to ten listed IP addresses. Separately, two critical flaws (CVE-2026-78159 and CVE-2026-78006) in The Events Calendar, installed on 600,000+ sites, allow unauthenticated RCE and full site takeover via PHP object injection chains. StellarWP patched the affected plugin versions 6.17.3 and 6.17.4 in releases 6.17.3.1 and 6.17.4.1.

The Hacker Newsupdated 15:00 UTC · 3h agofirst 05:48 UTC · 12h agoExploit / PoC in the wild 6 sources CVE-2026-27540 CVE-2026-78159 CVE-2026-78006

AI-powered attack exploited PaperCut flaws to hack 395 organizations

AI-driven campaign exploited PaperCut flaws CVE-2026-81578 and CVE-2026-82078, compromising 440 servers at 395 organizations in 48 countries.

GreyNoise reports a likely Russian-speaking threat actor used hundreds of AI agents combining OpenAI Codex and DeepSeek models to build, test, and refine exploits for CVE-2026-81578 and CVE-2026-82078 in PaperCut NG/MF, launching the campaign on August 31. At least 440 PaperCut instances at 395 organizations across 48 countries were compromised, with the education sector accounting for roughly half of victims and the US most targeted. Attackers harvested credentials from 280 victims, obtained OS or domain secrets from 147, and gained admin privileges at 12 organizations, using LSASS dumping, pass-the-hash, noPac, and DCSync to dump NTDS.DIT. The adversary went from empty workspace to first RCE in under four hours, and compromised at least 11 organizations within 26 seconds once the campaign launched.

BleepingComputerupdated Sep 11, 10:05 UTC · 5d agofirst Sep 10, 15:55 UTC · 6d agoExploit / PoC in the wild 7 sources CVE-2026-81578 CVE-2026-82078 CVE-2021-42278+1 CVEs1· 1 read

A maximum severity GitLab flaw could turn your CI/CD server into an attacker’s treasure trove

GitLab patched maximum-severity CVE-2026-85706, an unauthenticated path traversal enabling arbitrary file reads; CISA added it to KEV amid observed in-the-wild probes.

CVE-2026-85706 is a CVSS 10.0 path traversal in GitLab's repository commits API caused by improper confinement and missing authentication enforcement, allowing arbitrary file reads in a single unauthenticated HTTP request. It affects GitLab CE and EE versions 18.7 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2, and was reported via GitLab's HackerOne bug bounty. CISA added the flaw to its Known Exploited Vulnerabilities catalog, and watchTowr Intel reports already observing in-the-wild probes; GitLab is used by roughly 50% of the Fortune 100 with over 50 million registered users. Defenders are advised to patch immediately, rotate any exposed secrets, and hunt logs for HTTP POST requests to /api/v4/projects/{id}/repository/commits/ URIs containing file.path parameters.

CSO OnlineSep 15, 00:52 UTC · 1d agoExploit / PoC in the wild 18 sources CVE-2026-85706

LiteLLM Flaws Let Attackers Execute Code as Root and Steal Cloud Credentials

Wiz disclosed LiteLLM flaws including CVE-2026-59822 MCP auth bypass, now in CISA KEV, enabling root RCE and AWS credential theft from exposed gateways.

Wiz researchers disclosed weaknesses in the open-source LiteLLM AI gateway: CVE-2026-59821 allows authenticated administrators to execute code as root via the Custom Code Guardrails feature, while CVE-2026-59822 is an MCP authentication bypass where a meaningless Bearer token establishes a valid session. The MCP bypass was observed in the wild through Wiz honeypots and added to CISA's Known Exploited Vulnerabilities catalog on September 2. A scan of 3,074 internet-facing instances found 294 (9.6%) accepting the default master key sk-1234 or lacking authentication. Fixes shipped in LiteLLM 1.82.0 (guardrail hardening) and 1.84.0 (MCP bypass); exposed instances can leak provider API keys and temporary AWS IAM credentials via the pass-through feature and metadata service, with a related config-check issue tracked as CVE-2026-35029.

Cyber Security Newsupdated Sep 10, 12:56 UTC · 6d agofirst Sep 10, 12:26 UTC · 6d agoExploit / PoC in the wild 3 sources CVE-2026-59821 CVE-2026-59822 CVE-2026-35029

Weekly Cybersecurity Newsletter Bulletin – Microsoft 0-day, FortiOS, PAN-OS Flaw, Revolut Data Breach, and 20+ Stories

Weekly roundup: Microsoft patches 973 flaws including two actively exploited zero-days; FortiOS CAPWAP flaw deploys PivotC2 RAT; PAN-OS root RCE disclosed.

Microsoft's September 2026 Patch Tuesday fixed 973 vulnerabilities, including two zero-days under active exploitation: CVE-2026-85880 (Windows ALPC) and CVE-2026-81963 (Windows Update Stack), both elevation-of-privilege bugs. SOCRadar reported active exploitation of CVE-2025-25249 (CVSS 9.8) in FortiOS CAPWAP, deploying a Node.js RAT called PivotC2 that exfiltrates Exchange mailboxes to Wasabi cloud storage; 178 devices were compromised out of 30,000 scanned IPs, attributed to a Russian-speaking financially motivated group. Palo Alto disclosed CVE-2026-0310, a 9.2-rated buffer overflow enabling root code execution on PA-Series firewalls, and Fortinet disclosed CVE-2026-84393, a ZTNA certificate validation MITM flaw. Cyera also revealed CVE-2026-6471 ('PostGREShell'), a 12-year-old PostgreSQL logical-decoding flaw allowing code execution via REPLICATION-privileged accounts.

Cyber Security NewsSep 14, 03:10 UTC · 2d agoExploit / PoC in the wildCVE-2026-85880 CVE-2026-81963 CVE-2025-25249+3 CVEs3

Attackers Exploit Critical Cisco FMC Flaw to deploy Qilin ransomware

Three threat groups, including Qilin ransomware operators, exploit critical Cisco FMC flaws CVE-2026-20079 and CVE-2026-20316 for root access, credential theft, and ransomware.

Cisco Talos identified three post-compromise clusters exploiting recently patched Cisco Secure Firewall Management Center flaws. UAT-12197 deploys JSP web shells and harvests credentials; UAT-11823 (with Sandworm-overlapping tooling) installs Cyclops Blink for persistence; UAT-11988 (Qilin) uses static credentials, extensive reconnaissance, SOCKS5 proxies, reverse-SSH tunnels, AV killers, and ransomware deployment. CISA added CVE-2026-20079 to the KEV catalog with a September 12, 2026 patch deadline for federal agencies; Cisco urges immediate hotfix application.

Security Affairsupdated Sep 14, 09:27 UTC · 2d agofirst Sep 11, 10:14 UTC · 5d agoExploit / PoC in the wild 11 sources CVE-2026-20079 CVE-2026-203165· 2 reads

Hackers Actively Exploiting Gitea n-day RCE Vulnerability in the Wild to Hijack Instances

Chinese-speaking Red Heron actors mass-exploit Gitea n-day RCE CVE-2026-60004 to steal source code, credentials, and pivot into victim networks.

Acronis Threat Research Unit reports active in-the-wild exploitation of Gitea RCE CVE-2026-60004 (CVSS 9.8, versions 1.17-1.27.0, fixed in 1.27.1) by a Chinese-speaking actor dubbed Red Heron. The actor scanned 1,386 Gitea servers across seven countries, held a separate list of 477 Taiwan-based targets, and confirmed victims in Canada, Argentina, Taiwan, the US, and Sri Lanka. Intrusions deployed the JITTERLY Linux implant with the SIXZUT LD_PRELOAD rootkit, stole password hashes and SSH keys, and in one case gained root admin access to a three-node Proxmox cluster.

Cyber Security Newsupdated Sep 15, 11:16 UTC · 1d agofirst Sep 15, 10:00 UTC · 1d agoExploit / PoC in the wild 3 sources CVE-2026-600041

UK Council Attack Linked to Mass Exploitation of SonicWall Flaw

Hunt.io links a UK council attack to mass exploitation of SonicWall SMA1000 flaw CVE-2026-15409 (CVSS 10.0), enabling credential and Active Directory theft.

Hunt.io links, with moderate confidence, the July 17, 2026 attack on the Borough Council of King's Lynn and West Norfolk to mass exploitation of SonicWall SMA1000 appliances via CVE-2026-15409, an unauthenticated SSRF in the WorkPlace portal WebSocket proxy with CVSS 10.0. The operator adapted Rapid7's July 15 PoC into a 50-thread mass scanner within days and stole LDAP credentials for 534 Active Directory accounts across 160 domains, with nine environments losing SAM/LSA secrets and five losing full AD databases via DCSync. CISA added the flaw to its Known Exploited Vulnerabilities catalog and noted use in ransomware campaigns; targeting of ~200,000 Shodan-derived SonicWall addresses spanned government, healthcare, finance, universities, and manufacturing worldwide.

Security AffairsSep 11, 07:11 UTC · 5d agoExploit / PoC in the wildCVE-2026-154091

Active Exploitation Attempts Target WSO2 API Manager JWT Bypass With Forged Admin Tokens

watchTowr observed active exploitation of CVE-2026-5430, a WSO2 API Manager JWT bypass using forged admin tokens, risking credential theft and account takeover.

CVE-2026-5430 (CVSS 9.8-10.0), an improper cryptographic signature verification flaw in WSO2 API Manager, lets JWT authentication be bypassed with unsupported algorithms, enabling administrative account takeover. watchTowr honeypots captured forged JWT tokens with baked-in administrator privileges on September 13, 2026, which could expose API credentials, consumer keys, and secrets for every registered application. Affected products include WSO2 API Manager 4.1.0-4.6.0, API Control Plane, Traffic Manager, and Universal Gateway. Fixes are available via GitHub pull requests and subscription update levels, and users are urged to patch immediately.

The Hacker Newsupdated 15:05 UTC · 3h agofirst 05:18 UTC · 13h agoExploit / PoC in the wild 3 sources CVE-2026-5430

Artifactory Under Attack: In-the-Wild Exploitation of CVE-2026-42016, CVE-2026-42018 & CVE-2026-82329

Wiz Research confirms in-the-wild exploitation of three JFrog Artifactory vulnerabilities, chained to gain administrative control, deploy Groovy plugins, and install Rust backdoors.

Wiz Research identified active exploitation of CVE-2026-42016, CVE-2026-42018, and CVE-2026-82329 in JFrog Artifactory between August 15 and September 8, 2026. Attackers chain the anonymous-token exposure (CVE-2026-42018) with the token scope-validation flaw (CVE-2026-42016) to obtain admin-scoped tokens, while CVE-2026-82329 allows unauthenticated administrative access in default configurations. Observed post-exploitation includes persistent administrator accounts created in under five minutes, malicious Groovy plugin deployment, ad-hoc command execution, Rust-based C2 backdoors dropped to writable paths, and webshell uploads. Wiz measured that 59-62% of organizations running Artifactory remained vulnerable to the chained CVEs weeks after disclosure, and the vulnerabilities were already included in CISA KEV.

Wiz Blogupdated Sep 14, 09:27 UTC · 2d agofirst Sep 10, 19:04 UTC · 5d agoExploit / PoC in the wild 7 sources CVE-2026-42016 CVE-2026-42018 CVE-2026-823292· 1 read