CVE-2026-27918

Concurrent execution using shared resource with improper synchronization 'race condition' in Windows Shell allows an authorized attacker to elevate privileges locally...

CVE-2026-27911

Concurrent execution using shared resource with improper synchronization 'race condition' in Windows User Interface Core allows an authorized attacker to elevate privileges locally...

CVE-2026-27921

Concurrent execution using shared resource with improper synchronization 'race condition' in Windows TCP/IP allows an authorized attacker to elevate privileges locally...

CVE-2026-26173

Concurrent execution using shared resource with improper synchronization 'race condition' in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally...

CVE-2026-26168

Concurrent execution using shared resource with improper synchronization 'race condition' in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally...

CVE-2026-26174

Concurrent execution using shared resource with improper synchronization 'race condition' in Windows Server Update Service allows an authorized attacker to elevate privileges locally...

CVE-2026-26167

Concurrent execution using shared resource with improper synchronization 'race condition' in Windows Push Notifications allows an authorized attacker to elevate privileges locally...

CVE-2026-26172

Concurrent execution using shared resource with improper synchronization 'race condition' in Windows Push Notifications allows an authorized attacker to elevate privileges locally...

CVE-2026-25184

Concurrent execution using shared resource with improper synchronization 'race condition' in Applocker Filter Driver applockerfltr.sys allows an authorized attacker to elevate privileges locally...

CVE-2026-20930

Concurrent execution using shared resource with improper synchronization 'race condition' in Windows Management Services allows an authorized attacker to elevate privileges locally...

runc: container escape with malicious config due to /dev/console mount and related races

A flaw was found in runc. CVE-2025-52565 is very similar in concept and application toCVE-2025-31133, except that it exploits a flaw in /dev/console bind-mounts. When creating the /dev/console bind-mount to /dev/pts/$n, if an attacker replaces /dev/pts/$n with a symlink then runc will bind-mount...

firefox: thunderbird: Race condition, use-after-free in the Graphics: WebRender component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Race condition, use-after-free in the Graphics: WebRender component...

CVE-2026-3590 Race Condition in Guest Magic Link Authentication Allows Token Reuse

Mattermost versions 10.11.x = 10.11.12, 11.5.x = 11.5.0, 11.4.x = 11.4.2, 11.3.x = 11.3.2 fail to enforce atomic single-use consumption of guest magic link tokens, which allows an attacker with access to a valid magic link to establish multiple independent authenticated sessions via concurrent...

CVE-2026-3590

Mattermost CVE-2026-3590 describes a race condition in the guest magic link authentication flow that fails to enforce atomic single-use for tokens. A valid magic link can be used to establish multiple independent authenticated sessions via concurrent requests on affected versions: Mattermost 10.1...

CVE-2026-3590 Race Condition in Guest Magic Link Authentication Allows Token Reuse

Mattermost versions 10.11.x = 10.11.12, 11.5.x = 11.5.0, 11.4.x = 11.4.2, 11.3.x = 11.3.2 fail to enforce atomic single-use consumption of guest magic link tokens, which allows an attacker with access to a valid magic link to establish multiple independent authenticated sessions via concurrent...

CVE-2026-3590 Race Condition in Guest Magic Link Authentication Allows Token Reuse

Mattermost versions 10.11.x = 10.11.12, 11.5.x = 11.5.0, 11.4.x = 11.4.2, 11.3.x = 11.3.2 fail to enforce atomic single-use consumption of guest magic link tokens, which allows an attacker with access to a valid magic link to establish multiple independent authenticated sessions via concurrent...

firefox: thunderbird: Race condition, use-after-free in the Graphics: WebRender component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Race condition, use-after-free in the Graphics: WebRender component...

firefox: thunderbird: Sandbox escape due to incorrect boundary conditions, integer overflow in the XPCOM component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Sandbox escape due to incorrect boundary conditions, integer overflow in the XPCOM component...

firefox: thunderbird: Race condition, use-after-free in the Graphics: WebRender component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Race condition, use-after-free in the Graphics: WebRender component...

firefox: thunderbird: Race condition, use-after-free in the Graphics: WebRender component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Race condition, use-after-free in the Graphics: WebRender component...