CVE-2026-12467

An use after free flaw was found in the Extensions component of the Chromium browser. Upstream bugs: https://code.google.com/p/chromium/issues/detail?id=520202726...

CVE-2026-12456

An insufficient validation of untrusted input flaw was found in the Extensions component of the Chromium browser. Upstream bugs: https://code.google.com/p/chromium/issues/detail?id=517124587...

CVE-2026-12457

An insufficient data validation flaw was found in the Extensions component of the Chromium browser. Upstream bugs: https://code.google.com/p/chromium/issues/detail?id=517153117...

CVE-2026-12445

An use after free flaw was found in the Extensions component of the Chromium browser. Upstream bugs: https://code.google.com/p/chromium/issues/detail?id=513199795...

CVE-2025-62821

Microsoft HEIF Image Extensions 1.2.22.0 has an out-of-bounds read because CHEIFItemInfoEntryGetDataSize can return success while leaving the reported data size as 0. This causes a caller to make a 1-byte allocation. Later, CopyPixels computes copysize = stride absroiheight but does not check the...

PT-2026-50877

Name of the Vulnerable Software and Affected Versions Microsoft HEIF Image Extensions version 1.2.22.0 Description An out-of-bounds read occurs because the CHEIFItemInfoEntry GetDataSize function can return a success status while leaving the reported data size at 0. This leads a caller to perform...

CVE-2025-62821

Microsoft HEIF Image Extensions 1.2.22.0 has an out-of-bounds read because CHEIFItemInfoEntryGetDataSize can return success while leaving the reported data size as 0. This causes a caller to make a 1-byte allocation. Later, CopyPixels computes copysize = stride absroiheight but does not check the...

CVE-2025-62821

CVE-2025-62821 affects Microsoft HEIF Image Extensions 1.2.22.0. The issue is an out-of-bounds read caused by CHEIFItemInfoEntry_GetDataSize returning success while reporting data size as 0, leading to a 1-byte allocation. Later, CopyPixels computes copy_size = stride * abs(roi_height) without va...

EUVD-2025-210287

Microsoft HEIF Image Extensions 1.2.22.0 has an out-of-bounds read because CHEIFItemInfoEntryGetDataSize can return success while leaving the reported data size as 0. This causes a caller to make a 1-byte allocation. Later, CopyPixels computes copysize = stride absroiheight but does not check the...

SUSE CVE-2026-12445

Use after free in Extensions in Google Chrome prior to 149.0.7827.155 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted Chrome Extension. Chromium security severity: High...

SUSE CVE-2026-12467

Use after free in Extensions in Google Chrome prior to 149.0.7827.155 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. Chromium security severity: High...

CVE-2026-55199

libssh2 through 1.11.1, fixed in commit 1762685, contains a pre-authentication denial of service vulnerability in the SSHMSGEXTINFO handler in src/packet.c that allows a malicious SSH server to cause a client CPU exhaustion loop by sending a crafted extension count value. A malicious server can s...

GHSA-X2QC-CMH9-F4HF Deno: Denial of service via non-ASCII bytes in WebSocket response headers

Summary A Deno program that opens a client WebSocket connection could be crashed by the remote server. While handling the WebSocket handshake response, Deno parsed the Sec-WebSocket-Protocol and Sec-WebSocket-Extensions response headers in a way that assumed their bytes were always printable ASCI...

CVE-2026-55199 libssh2 - Pre-Authentication DoS via SSH_MSG_EXT_INFO Handler

libssh2 through 1.11.1, fixed in commit 1762685, contains a pre-authentication denial of service vulnerability in the SSHMSGEXTINFO handler in src/packet.c that allows a malicious SSH server to cause a client CPU exhaustion loop by sending a crafted extension count value. A malicious server can s...

EUVD-2026-37517

Use after free in Extensions in Google Chrome prior to 149.0.7827.155 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. Chromium security severity: High...

EUVD-2026-37530

Use after free in Extensions in Google Chrome prior to 149.0.7827.155 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted Chrome Extension. Chromium security severity: High...

EUVD-2026-37542

Inappropriate implementation in Extensions in Google Chrome prior to 149.0.7827.155 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. Chromium security severity: High...

GHSA-9CPJ-QC93-VW8V Gitea: Stored XSS via glTF `extensionsRequired` in Gitea 3D File Viewer

Summary Me again. Gitea's built-in 3D file viewer powered by Online3DViewer is vulnerable to stored cross-site scripting XSS through crafted .gltf files. When a glTF file declares an unsupported required extension, Online3DViewer generates an error message containing the extension name and Gitea...

Pi Agent: Pi loads project-local extensions without approval

Pi loads project-local extensions without approval Pi before 0.79.0 loaded project-local configuration and resources from a repository's .pi directory without first asking the user to trust that repository. This included project-local extensions, which are executable TypeScript or JavaScript...

GHSA-MQXH-6GQ7-558M Pi Agent: Pi loads project-local extensions without approval

Pi loads project-local extensions without approval Pi before 0.79.0 loaded project-local configuration and resources from a repository's .pi directory without first asking the user to trust that repository. This included project-local extensions, which are executable TypeScript or JavaScript...