ZeroHour

Search: “local-vulnerability”

30 stories

Smart search ranks by meaning as well as keywords (one row per story, last 45 days).

Any user process can escalate to root

A disclosed local privilege escalation flaw allows any user process to escalate to root on the affected system.

A Lobsters-linked security write-up describes a vulnerability in which any user process can escalate its privileges to root. The feed text provides no product name, CVE identifier, CVSS score, or exploitation details, limiting available detail. Local privilege escalation flaws are commonly chained with other issues for full system compromise, so defenders should review the full write-up for affected versions and patches.

Lobsters · security · 15d agoVulnerability

Vulnerability Localization Benchmark: Measuring Agentic Security Analysis at Repository Scale

VLoc Bench tests 27 language models at locating vulnerable files in 290 repositories; best system reaches 0.229 File F1 and 38.4% of tasks unsolved.

The Vulnerability Localization Benchmark (VLoc Bench) contains 500 real-world vulnerabilities from 290 repositories across six package ecosystems and 147 CWE categories, pairing pre-fix and post-fix repository snapshots. Agents receive only a CWE description and read-only terminal access to identify affected files, and must confirm absence on patched snapshots. The strongest of 27 language models and four static-analysis tools achieves just 0.229 File F1; 38.4% of tasks receive no correct localization, and effective localizers still report unsupported locations on patched repositories.

arXiv cs.AI / cs.LG / cs.CL · 1d agoAI research

ZDI-26-606: Microsoft Windows Compatibility Appraiser Link Following Local Privilege Escalation Vulnerability

ZDI disclosed a link-following flaw in Windows Compatibility Appraiser (CVSS 7.0) enabling local privilege escalation from the LOCAL SERVICE context.

ZDI-26-606 describes a link-following vulnerability in the Windows Compatibility Appraiser component that permits local privilege escalation. An attacker must already be able to execute low-privileged code in the LOCAL SERVICE context on the target system. ZDI rated the issue 7.0 on the CVSS scale; the advisory lists no CVE identifier. No active exploitation is reported.

ZDI Published Advisories · 23d agoVulnerability2

ZDI-26-565: Gen Digital CCleaner Link Following Local Privilege Escalation Vulnerability

A link-following flaw (CVE-2026-12410, CVSS 7.8) in Gen Digital CCleaner allows local privilege escalation after low-privileged code execution.

ZDI advisory ZDI-26-565 details a link following vulnerability in Gen Digital CCleaner that permits local privilege escalation. An attacker must first be able to run low-privileged code on the affected installation. ZDI rated the issue 7.8 on CVSS and assigned CVE-2026-12410.

ZDI Published Advisories · Aug 13, 2026VulnerabilityCVE-2026-12410

ZDI-26-574: Linux Kernel Net Scheduler Connection Tracking Race Condition Local Privilege Escalation Vulnerability

A race condition (CVE-2026-46319, CVSS 7.5) in the Linux kernel net scheduler connection tracking allows local privilege escalation.

ZDI advisory ZDI-26-574 documents a race condition in the Linux kernel's net scheduler connection tracking component. Local attackers who can execute high-privileged code on a target can exploit the flaw to escalate privileges. ZDI rated the vulnerability 7.5 on CVSS and assigned CVE-2026-46319.

ZDI Published Advisories · Aug 13, 2026VulnerabilityCVE-2026-46319

ZDI-26-571: Linux Kernel Net Scheduler Packet Classifier API Use-After-Free Local Privilege Escalation Vulnerability

ZDI disclosed a use-after-free local privilege escalation flaw (CVE-2026-64530) in the Linux Kernel net scheduler packet classifier API.

The Zero Day Initiative published ZDI-26-571 describing a use-after-free in the Linux Kernel net scheduler packet classifier API. Local attackers who can already execute low-privileged code can escalate privileges. ZDI assigned a CVSS score of 8.8 and the identifier CVE-2026-64530.

ZDI Published Advisories · Aug 13, 2026VulnerabilityCVE-2026-645301

ZDI-26-567: Norton Utilities Ultimate NortonUtilitiesSvc Link Following Local Privilege Escalation Vulnerability

ZDI discloses CVE-2024-13962, a CVSS 7.8 link-following local privilege escalation flaw in Norton Utilities Ultimate's NortonUtilitiesSvc service.

The Zero Day Initiative published ZDI-26-567, a local privilege escalation vulnerability in Norton Utilities Ultimate. An attacker must already be able to execute low-privileged code on the system before exploiting the symlink/link-following flaw in NortonUtilitiesSvc. The issue carries a CVSS score of 7.8 and is tracked as CVE-2024-13962.

ZDI Published Advisories · Aug 13, 2026AdvisoryCVE-2024-13962

ZDI-26-694: Linux Kernel Net Scheduler Clsact Qdisc Use-After-Free Local Privilege Escalation Vulnerability

ZDI discloses CVE-2026-23413, a use-after-free in the Linux kernel net scheduler clsact qdisc allowing local privilege escalation, CVSS 8.2.

ZDI advisory ZDI-26-694 describes a use-after-free vulnerability in the Linux kernel's net scheduler clsact qdisc component. Successful exploitation allows local attackers to escalate privileges on affected installations, and ZDI assigned a CVSS score of 8.2. The flaw is tracked as CVE-2026-23413. The advisory notes an attacker must first obtain the ability to execute high-privileged code on the target system to exploit the vulnerability.

ZDI-26-577: Trend Micro VPN OpenSSL Configuration Uncontrolled Search Path Element Local Privilege Escalation Vulnerability

ZDI disclosed a local privilege escalation (CVE-2026-67212, CVSS 7.0) in Trend Micro VPN's OpenSSL configuration, requiring prior low-privileged code execution.

The Zero Day Initiative published advisory ZDI-26-577 describing an uncontrolled search path element vulnerability in Trend Micro VPN's OpenSSL configuration. Local attackers who can already execute low-privileged code on an affected installation can escalate privileges. ZDI rated the issue 7.0 on CVSS and assigned CVE-2026-67212.

ZDI Published Advisories · Aug 13, 2026VulnerabilityCVE-2026-67212

ZDI-26-608: Linux Kernel KVM IOAPIC Use-After-Free Local Privilege Escalation Vulnerability

The Linux kernel KVM IOAPIC has a use-after-free (CVSS 8.2) allowing local privilege escalation, but exploitation requires high-privileged code execution first.

ZDI-26-608 describes a use-after-free vulnerability in the Linux kernel's KVM IOAPIC component, with a CVSS score of 8.2. An attacker must first obtain the ability to execute high-privileged code on the target system, which limits the practical impact of the privilege escalation. The advisory text does not list an assigned CVE identifier.

ZDI Published Advisories · 23d agoVulnerability

ZDI-26-575: Linux Kernel Net Scheduler Packet Classifier API Time-Of-Check Time-Of-Use Local Privilege Escalation Vulnerability

ZDI publishes ZDI-26-575, a CVSS 7.5 TOCTOU local privilege escalation in the Linux kernel net scheduler packet classifier API.

The Zero Day Initiative disclosed a time-of-check time-of-use flaw in the Linux kernel's net scheduler packet classifier API that permits local privilege escalation. Exploitation requires the attacker to first execute high-privileged code on the target system. ZDI assigned a CVSS rating of 7.5; no CVE id is provided in the text.

ZDI Published Advisories · Aug 13, 2026Advisory1

[0day-rubbish] Royal Server 5.04.50529.0 Local privilege escalation to LocalSystem on the execution path without credential override (7.2)

0day Rubbish Research Team disclosed a CVSS 7.2 local privilege escalation (CWE-250) in Royal Server 5.04.50529.0 to LocalSystem.

Researchers publicly disclosed a local privilege escalation vulnerability in Royal Server 5.04.50529.0, classified as CWE-250 (execution with unnecessary privileges) with a CVSS score of 7.2. The flaw allows escalation to LocalSystem on the execution path without credential override. The disclosure was posted to the Full Disclosure mailing list on September 8, 2026; no patch or CVE id was mentioned in the notice.

Full Disclosure · 7d agoVulnerability

ZDI-26-554: Parallels RAS Client RDP Backend Service Exposed Dangerous Function Local Privilege Escalation Vulnerability

ZDI advisory discloses Parallels RAS Client RDP backend service local privilege escalation (CVE-2026-13121, CVSS 7.8).

ZDI advisory ZDI-26-554 describes an exposed dangerous function vulnerability in the RDP backend service of Parallels RAS Client, tracked as CVE-2026-13121 with a CVSS score of 7.8. Local attackers with the ability to execute low-privileged code can escalate privileges on affected installations.

ZDI Published Advisories · Aug 11, 2026AdvisoryCVE-2026-13121

ZDI-26-623: Linux Kernel IPv6 Multicast Routing Use-After-Free Local Privilege Escalation Vulnerability

ZDI-26-623 details a use-after-free in Linux kernel IPv6 multicast routing enabling local privilege escalation, rated CVSS 8.8.

The Zero Day Initiative published ZDI-26-623 describing a use-after-free vulnerability in the Linux kernel's IPv6 multicast routing implementation. A local attacker who can execute low-privileged code on an affected installation can exploit the flaw to escalate privileges. ZDI assigned a CVSS rating of 8.8; the advisory does not name a CVE id or state that exploitation has been observed.

ZDI Published Advisories · 7d agoAdvisory

ZDI-26-691: Linux Kernel Netlink-based Wireless Configuration Integer Overflow Local Privilege Escalation Vulnerability

ZDI-26-691: integer overflow in Linux kernel netlink wireless configuration (CVE-2026-53182) allows local privilege escalation by attackers already running high-privileged code; CVSS 8.2.

ZDI advisory ZDI-26-691 discloses an integer overflow in the Linux kernel's netlink-based wireless configuration that allows local attackers to escalate privileges on affected installations. Exploitation requires the attacker to first obtain the ability to execute high-privileged code on the target system. ZDI assigned a CVSS rating of 8.2 and CVE-2026-53182.

ZDI-26-555: Parallels RAS Client RDP Backend Service Exposed Dangerous Function Local Privilege Escalation Vulnerability

ZDI discloses CVE-2026-18262, a CVSS 7.8 exposed dangerous function in Parallels RAS Client's RDP backend service allowing local privilege escalation.

ZDI advisory ZDI-26-555 describes an exposed dangerous function in the Parallels RAS Client RDP backend service, tracked as CVE-2026-18262 with a CVSS score of 7.8. The flaw allows local attackers to escalate privileges on affected installations. Exploitation requires first obtaining the ability to execute low-privileged code on the target system.

ZDI Published Advisories · Aug 11, 2026VulnerabilityCVE-2026-18262

ZDI-26-654: TrendAI Apex One Incomplete Cleanup Local Privilege Escalation Vulnerability

ZDI-26-654: Trend Micro Apex One incomplete cleanup flaw, CVE-2025-71414, enables local privilege escalation, rated CVSS 7.8.

The Zero Day Initiative published advisory ZDI-26-654 for the Trend Micro Apex One Security Agent. An incomplete cleanup flaw, tracked as CVE-2025-71414, allows local attackers to escalate privileges after gaining low-privileged code execution. ZDI assigned a CVSS 7.8 rating. The advisory accompanies a vendor fix for affected installations.

ZDI-26-576: Linux Kernel XFRM Race Condition Local Privilege Escalation Vulnerability

ZDI disclosed a race condition local privilege escalation flaw in the Linux Kernel XFRM subsystem, CVSS 7.5, with no CVE assigned.

The Zero Day Initiative published ZDI-26-576 describing a race condition in the Linux Kernel XFRM subsystem. Local attackers can escalate privileges, but the advisory states an attacker must first be able to execute high-privileged code on the target. ZDI assigned a CVSS score of 7.5; no CVE identifier is listed in the advisory text.

ZDI Published Advisories · Aug 13, 2026Vulnerability

ZDI-26-621: Microsoft Windows UMPDDrvRealizeBrush Improper Object Management Local Privilege Escalation Vulnerability

ZDI disclosed CVE-2026-62712, a CVSS 7.8 improper object management flaw in Windows UMPDDrvRealizeBrush enabling local privilege escalation after low-privileged code execution.

The Zero Day Initiative published ZDI-26-621 covering a local privilege escalation vulnerability in Microsoft Windows' UMPDDrvRealizeBrush component, caused by improper object management. An attacker must already be able to execute low-privileged code on the target system before exploiting the flaw. ZDI assigned the vulnerability a CVSS score of 7.8 and the CVE identifier CVE-2026-62712.

ZDI-26-681: Linux Kernel FUSE Subsystem Race Condition Local Privilege Escalation Vulnerability

ZDI discloses CVE-2026-64265, a CVSS 7.8 race condition in the Linux Kernel FUSE subsystem enabling local privilege escalation.

ZDI-26-681 covers a race condition in the Linux Kernel FUSE subsystem that allows local attackers to escalate privileges. Exploitation requires the ability to execute low-privileged code on the target system. ZDI assigned a CVSS rating of 7.8 and CVE-2026-64265.

ZDI-26-556: Parallels RAS Client RDP Backend Service Exposed Dangerous Function Local Privilege Escalation Vulnerability

ZDI discloses Parallels RAS Client RDP backend service flaw (CVE-2026-18263, CVSS 7.8) letting local attackers escalate privileges.

ZDI advisory ZDI-26-556 covers an exposed dangerous function in the Parallels RAS Client's RDP backend service, tracked as CVE-2026-18263 with a CVSS rating of 7.8. A local attacker who can already execute low-privileged code on the target system can use the flaw to escalate privileges.

ZDI Published Advisories · Aug 11, 2026VulnerabilityCVE-2026-18263

ZDI-26-568: Linux Kernel Net Scheduler Race Condition Local Privilege Escalation Vulnerability

ZDI disclosed a race condition (CVSS 7.5) in the Linux kernel net scheduler enabling local privilege escalation; no CVE assigned in the advisory text.

ZDI advisory ZDI-26-568 describes a race condition in the Linux kernel's net scheduler that allows local attackers to escalate privileges on affected installations. Exploitation requires the attacker to first execute high-privileged code on the target system. ZDI assigned a CVSS rating of 7.5; no CVE identifier is listed in the advisory text.

ZDI Published Advisories · Aug 13, 2026Vulnerability

Building a risk-based vulnerability management program that scales

Asimily CEO Shankar Somasundaram outlines a risk-based vulnerability management approach using inventory, attack paths, KEV and EPSS data.

In a Help Net Security video, Asimily CEO Shankar Somasundaram argues patching everything is infeasible as AI-driven attacks inflate vulnerability counts, with one customer finding a thousand unknowns for each known one. He recommends building a full inventory of devices, applications, and data flows, mapping attack paths for reachability, and prioritizing with KEV, EPSS, and business impact. Mitigations include patching, virtual patching via NACs and firewalls, segmentation, and configuration snapshots to detect drift.

Help Net Security · 23d agoIndustry

N-able patches max severity N-central flaw amid ongoing attacks

N-able ships an emergency hotfix for a maximum-severity RCE flaw in its N-central RMM platform that attackers are actively exploiting.

N-able has released an emergency hotfix for a maximum-severity remote code execution vulnerability affecting its N-central remote monitoring and management (RMM) platform. The company urges customers to apply the fix immediately because attacks against N-central instances are ongoing. N-central is widely used by managed service providers, so a compromise of one deployment can expose many downstream customer environments.

BleepingComputer · 9d agoExploit / PoC in the wild

ZDI-26-609: Linux Kernel Net Scheduler Packet Classifier Use-After-Free Local Privilege Escalation Vulnerability

The Linux kernel net scheduler packet classifier has a use-after-free (CVSS 7.8) allowing local attackers to escalate privileges from low-privileged code.

ZDI-26-609 describes a use-after-free vulnerability in the Linux kernel's network scheduler packet classifier, with a CVSS score of 7.8. An attacker must first be able to execute low-privileged code on the target system before escalating privileges. The advisory text does not list an assigned CVE identifier.

ZDI Published Advisories · 23d agoVulnerability

Your Critical Vulnerabilities Might Not Be Your Biggest Risk

Autonomous penetration testing advocates prioritize exploitable attack paths over raw vulnerability severity for continuous security validation.

The article argues that scanner severity scores lack context: a critical flaw behind strong segmentation may be low priority, while a medium flaw on internet-facing systems can provide a foothold chained toward sensitive data. It positions autonomous penetration testing and attack path validation as the execution layer for continuous security validation, replacing point-in-time assessments. The piece is vendor-authored thought leadership rather than incident or vulnerability news.

The Hacker News · 5d agoIndustry1

ZDI-26-537: (Pwn2Own) Microsoft Windows storport Integer Overflow Local Privilege Escalation Vulnerability

ZDI discloses a Pwn2Own Windows storport integer overflow local privilege escalation flaw (CVE-2026-65814, CVSS 8.8) requiring existing low-privileged code execution.

ZDI advisory ZDI-26-537 describes an integer overflow in the Microsoft Windows storport driver that allows local attackers to escalate privileges. Exploitation requires the attacker to first obtain the ability to execute low-privileged code on the target system. The vulnerability has a CVSS rating of 8.8 and is tracked as CVE-2026-65814; it originated from Pwn2Own.

ZDI Published Advisories · Aug 11, 2026VulnerabilityCVE-2026-658141

ZDI-26-615: (0Day) pdfforge PDF Architect activation-service Update Service Uncontrolled Search Path Element Local Privilege Escalation Vulnerability

Zero Day Initiative disclosed an uncontrolled search path flaw in pdfforge PDF Architect's update service, allowing local privilege escalation (CVSS 7.8).

ZDI published advisory ZDI-26-615 describing a local privilege escalation vulnerability in the activation-service Update Service of pdfforge PDF Architect. An uncontrolled search path element lets local attackers escalate privileges, but they must first be able to execute low-privileged code on the target. ZDI rated the issue 7.8 and tagged it as a 0-day disclosure.

ZDI Published Advisories · 16d agoVulnerability

Introducing Continuous Vulnerability Assessment: Real-Time Defense for the AI Threat Era

Wiz launched Continuous Vulnerability Assessment (CVA), alerting customers to exposure against newly published vulnerabilities in real time.

Wiz introduced Continuous Vulnerability Assessment, a capability that detects exposure to newly published vulnerabilities the moment they are disclosed. The company positions CVA as real-time defense for the AI threat era, reducing the window between disclosure and remediation decisions. The item is a vendor product announcement with no incident details.

Wiz Blog · 15d agoTools

Enterprise Applications Carry 4.31x More Critical and High Vulnerabilities

Sonatype reports enterprise applications contain 4.31x more critical and high-severity vulnerabilities as accelerated software creation drives rising vulnerability levels.

Sonatype's analysis found enterprise applications carry 4.31 times more critical and high-severity vulnerabilities. The report links rising vulnerability levels to accelerated enterprise software creation. The findings are part of Sonatype's software supply chain research coverage reported by Infosecurity Magazine.

Infosecurity Magazine · 28d agoIndustry