CVE-2026-89430: Time-of-check Time-of-use (TOCTOU) Race Condition

Gitea validated a push mirror's remote address against the migrations allow and block lists only when the mirror was created. Each synchronization passed the stored address directly to git push, so a name that later resolved to a blocked or internal address was still reached. A user with...

CVE-2026-106405: Time-of-check Time-of-use (TOCTOU) Race Condition

Race condition in CustomTabs in Google Chrome on on Android prior to 155.0.8059.39 allowed a local attacker to bypass web origin policy via a co-installed app. Chromium security severity: Medium...

CVE-2026-106413: Time-of-check Time-of-use (TOCTOU) Race Condition

Race condition in Browser in Google Chrome prior to 155.0.8059.39 allowed a remote attacker who had compromised the renderer process to spoof UI elements via a crafted HTML page. Chromium security severity: Low...

CVE-2026-106300: Time-of-check Time-of-use (TOCTOU) Race Condition

Race condition in CacheStorage in Google Chrome prior to 155.0.8059.39 allowed a remote attacker who had compromised the renderer process to read memory outside the sandbox via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-104977 Plane: Incomplete fix of CVE-2026-27706 — SSRF still reachable on: missing is_blocked_ip (CGNAT/multicast) + DNS-rebinding TOCTOU

Plane is an open-source project management tool. Prior to 1.4.0, the fix for CVE-2026-27706 and GHSA-jcc6-f9v6-f7jw, an SSRF in work-item link unfurling shipped in v1.2.2, remains incomplete in the v1.3.1 GA release. Any authenticated project member can make the server fetch attacker-selected...

CVE-2026-104970 Plane: InstanceAdminSignUpEndpoint TOCTOU race allows two concurrent unauthenticated callers to both bootstrap as Plane instance admins

Plane is an open-source project management tool. From 0.13 until 1.4.0, InstanceAdminSignUpEndpoint in apps/api/plane/license/api/views/admin.py:89-117, 173-229 uses InstanceAdmin.objects.first for the first-admin check and performs account creation without an atomic transaction, row lock,...

CVE-2026-104970 Plane: InstanceAdminSignUpEndpoint TOCTOU race allows two concurrent unauthenticated callers to both bootstrap as Plane instance admins

Plane is an open-source project management tool. From 0.13 until 1.4.0, InstanceAdminSignUpEndpoint in apps/api/plane/license/api/views/admin.py:89-117, 173-229 uses InstanceAdmin.objects.first for the first-admin check and performs account creation without an atomic transaction, row lock,...

CVE-2026-104970 Plane: InstanceAdminSignUpEndpoint TOCTOU race allows two concurrent unauthenticated callers to both bootstrap as Plane instance admins

Plane is an open-source project management tool. From 0.13 until 1.4.0, InstanceAdminSignUpEndpoint in apps/api/plane/license/api/views/admin.py:89-117, 173-229 uses InstanceAdmin.objects.first for the first-admin check and performs account creation without an atomic transaction, row lock,...

CVE-2026-104970

The Plane project management tool (versions 0.13 through 1.4.0) contains a Time-of-Check to Time-of-Use (TOCTOU) race condition within the InstanceAdminSignUpEndpoint located in apps/api/plane/license/api/views/admin.py. The vulnerability arises because the system performs a first-admin check usi...

CVE-2026-77804

In Progress® Telerik® Fiddler® Classic for Windows, versions prior to v6.0.20262.10021, a time-of-check time-of-use TOCTOU race condition exists in the installation of the HTTPS interception root certificate into the Local Computer certificate store. Fiddler writes the certificate to a temporary...

CVE-2026-77804

In Progress® Telerik® Fiddler® Classic for Windows, versions prior to v6.0.20262.10021 , a time-of-check time-of-use (TOCTOU) race condition exists during the installation of the HTTPS interception root certificate. The software writes a certificate to a user-writable temporary file before launch...

CVE-2026-77804 Time-of-check Time-of-use (TOCTOU) Race Condition in Root Certificate Installation in Progress® Telerik® Fiddler® Classic

In Progress® Telerik® Fiddler® Classic for Windows, versions prior to v6.0.20262.10021, a time-of-check time-of-use TOCTOU race condition exists in the installation of the HTTPS interception root certificate into the Local Computer certificate store. Fiddler writes the certificate to a temporary...

EUVD-2026-92427

In Progress® Telerik® Fiddler® Classic for Windows, versions prior to v6.0.20262.10021, a time-of-check time-of-use TOCTOU race condition exists in the installation of the HTTPS interception root certificate into the Local Computer certificate store. Fiddler writes the certificate to a temporary...

CVE-2026-77804 Time-of-check Time-of-use (TOCTOU) Race Condition in Root Certificate Installation in Progress® Telerik® Fiddler® Classic

In Progress® Telerik® Fiddler® Classic for Windows, versions prior to v6.0.20262.10021, a time-of-check time-of-use TOCTOU race condition exists in the installation of the HTTPS interception root certificate into the Local Computer certificate store. Fiddler writes the certificate to a temporary...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/smc: fixed the TOCTOU race condition between smclistenout and listener close The smclistenout function reads lsmc-sk.skstate without acquiring the lock for the listener. It then only acquires locksocknested after the check...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from t...

kernel: net: mana: Fix TOCTOU double-fetch of hwc_msg_id from DMA buffer

A flaw was found in the Linux kernel's mana network driver. This Time-of-Check to Time-of-Use TOCTOU vulnerability allows a hardware component to modify a message identifier hwcmsgid in Direct Memory Access DMA memory after it has been validated but before it is used. This manipulation bypasses...

ALSA-2026:75576 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: net: mana: Fix TOCTOU double-fetch of hwcmsgid from DMA buffer CVE-2026-64034 kernel: dm-integrity: don't increment hashoffset twice CVE-2026-72099 Bug Fixes and Enhancements: gve: backpo...

PT-2026-105989

Name of the Vulnerable Software and Affected Versions Progress Telerik Fiddler Classic versions prior to 6.0.20262.10021 Description A time-of-check time-of-use TOCTOU race condition occurs during the installation of the HTTPS interception root certificate into the Local Computer certificate stor...

CVE-2026-105647: Time-of-check Time-of-use (TOCTOU) Race Condition

Ghost is a Node.js content management system. From 6.54.1 until 6.65.0, a validation issue allowed some functionality, such as Webmentions, to be abused by an unauthenticated user to make limited HTTP requests to hosts in the Ghost server's internal network. A successful attack would not result i...