CVE-2026-87996: Time-of-check Time-of-use (TOCTOU) Race Condition

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.9.6 until 0.11.1, SafePlaywrightURLLoader in backend/openwebui/retrieval/web/utils.py validated a user-controlled hostname in Python and then let the Playwright browser resolve it again in the sync and...

PT-2026-89035

Snipe-IT versions up to and including 8.6.3 contain a race condition TOCTOU in the consumable checkout API endpoint POST /api/v1/consumables/consumable id/checkout. The requested quantity is validated against the number of remaining units before the database transaction begins, and the transactio...

Linux Distros Unpatched Vulnerability : CVE-2026-86422

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ImageMagick before 7.1.2-30 contains a time-of-check-time-of-use vulnerability in path policy enforcement on Windows that allows attackers to bypass read or wri...

Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: KVM: nSVM: Always use vmcb01 in VMLOAD/VMSAVE emulation CVE-2026-43133 kernel: ipv6: prevent possible UaF in addrconfpermanentaddr CVE-2026-43339 kernel: crypto: pcrypt - Fix handling of...

CVE-2026-87433: Time-of-check Time-of-use (TOCTOU) Race Condition

Race condition in FileAPI in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. Chromium security severity: Medium...

ALSA-2026:66180 Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: KVM: nSVM: Always use vmcb01 in VMLOAD/VMSAVE emulation CVE-2026-43133 kernel: ipv6: prevent possible UaF in addrconfpermanentaddr CVE-2026-43339 kernel: crypto: pcrypt - Fix handling of...

CVE-2026-86424

A flaw was found in ImageMagick. This time-of-check-time-of-use TOCTOU vulnerability, involving a symlink race in the video decoder, allows a local attacker with low privileges to bypass path policy write restrictions. By replacing a symbolic link between the security check and the actual file...

CVE-2026-86422

A flaw was found in ImageMagick. This vulnerability, known as a time-of-check-time-of-use TOCTOU flaw, affects path policy enforcement on Windows. A local attacker can exploit this by manipulating symbolic links symlinks during the brief interval between when the system checks a file's permission...

CVE-2026-78464

Time-of-check time-of-use toctou race condition in Windows MIDI Service Module allows an authorized attacker to elevate privileges locally...

CVE-2026-69859

Time-of-check time-of-use toctou race condition in Windows USB Audio Class driver usbaudio.sys allows an authorized attacker to elevate privileges locally...

CVE-2026-69804

Time-of-check time-of-use toctou race condition in Microsoft Office SharePoint allows an authorized attacker to execute code over a network...

CVE-2026-69466

Time-of-check time-of-use toctou race condition in Windows Kernel allows an authorized attacker to elevate privileges locally...

CVE-2026-69440

Time-of-check time-of-use toctou race condition in Windows MIDI Service Module allows an authorized attacker to elevate privileges locally...

CVE-2026-78464

CVE-2026-78464 is a time-of-check time-of-use (TOCTOU) race condition in the Windows MIDI Service Module that allows an authorized local attacker with low privileges to escalate privileges. The vulnerability requires local access with high attack complexity and no user interaction, resulting in a...

EUVD-2026-73813

Time-of-check time-of-use toctou race condition in Windows MIDI Service Module allows an authorized attacker to elevate privileges locally...

CVE-2026-69779

CVE-2026-69779 is a time-of-check time-of-use (TOCTOU) race condition in the Windows Win32K component that allows an attacker with an existing low-privilege account to escalate privileges locally. The CVSS v3.1 score is 7.0 (HIGH) , with a local attack vector, high complexity, no user interaction...

EUVD-2026-73606

Time-of-check time-of-use toctou race condition in Windows Win32K allows an authorized attacker to elevate privileges locally...

EUVD-2026-73507

Time-of-check time-of-use toctou race condition in Windows Kernel allows an authorized attacker to elevate privileges locally...

CVE-2026-69466

CVE-2026-69466 is a Time-of-Check Time-of-Use (TOCTOU) race condition in the Windows Kernel that allows a low-privileged local attacker to elevate privileges . The vulnerability carries a CVSS 3.1 score of 7.0 (High) , with high impact to confidentiality, integrity, and availability, though explo...

CVE-2026-69440

CVE-2026-69440 is a Time-of-Check Time-of-Use (TOCTOU) race condition in the Windows MIDI Service Module that allows an authorized low-privilege attacker to achieve local privilege escalation . The vulnerability is scored CVSS 3.1: 7.0 (High) with a vector of AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H ,...