PT-2026-81753

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 152.0.7977.65 Description An information leak exists in the Canvas component that allows a remote attacker to leak cross-origin data by using a crafted HTML page. Cross-origin data leakage occurs when a website...

Astra Linux – Vulnerability in Firefox

In canvas rendering, a compromised content process could cause a surface to change unexpectedly, leading to a memory leak in a privileged process. This memory leak could be exploited to perform a sandbox escape if the correct data was leaked. This vulnerability affects Firefox versions earlier th...

Astra Linux – Vulnerability in libcaca

A flaw was discovered in libcaca v0.99.beta19. A buffer overflow issue in the cacaresize function in libcaca/caca/canvas.c may allow for the execution of arbitrary code in the user context...

Astra Linux – Vulnerability in Firefox and Thunderbird

Offscreen Canvas did not properly prevent cross-origin tampering, which could have been used to access image data from another site in violation of the same-origin policy. This vulnerability affects Firefox 116, Firefox ESR 102.14, and Firefox ESR 115.1...

Astra Linux – Vulnerability in Firefox and Thunderbird

Uninitialized memory in the Graphics:Canvas2D component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...

Astra Linux – Vulnerability in Chromium

Using "after free" in Canvas in Google Chrome on Linux and ChromeOS before version 147.0.7727.138 allowed a remote attacker to execute arbitrary code within a sandbox through a crafted HTML page. Chromium security severity: Critical...

Astra Linux – Vulnerability in Firefox and Thunderbird

On some systems—depending on the graphics settings and drivers—it was possible to exploit a vulnerability that allowed for reading data outside the bounds of the allocated memory space, thereby leaking memory data into the images created on the canvas element. This vulnerability affects Firefox...

Astra Linux – Vulnerability in Chromium

Using “after free” in Canvas in Google Chrome before version 121.0.6167.139 allowed a remote attacker to potentially exploit heap corruption through a crafted HTML page. Chromium security severity: High...

Astra Linux – Vulnerability in Chromium

The use of after free in Canvas in Google Chrome before version 123.0.6312.58 allowed a remote attacker to potentially exploit heap corruption through a crafted HTML page. Chromium security severity: Medium...

Astra Linux – Vulnerability in Firefox and Thunderbird

Offscreen Canvas did not properly prevent cross-origin tampering, which could allow access to image data from another site in violation of the same-origin policy. This vulnerability affects Firefox 127, Firefox ESR 115.12, and Thunderbird 115.12...

Astra Linux – Vulnerability in Chromium

Inappropriate implementation in Canvas in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to bypass the same-origin policy through a crafted HTML page. Chromium security severity: Medium...

CVE-2026-74941

Privilege escalation in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1...

CVE-2026-19331

A vulnerability was identified in bazylhorsey obsidian-mcp-server 1.0.0. This affects the function readCanvas/writeCanvas of the file src/services/CanvasService.ts. Such manipulation leads to path traversal. An attack has to be approached locally. The project was informed of the problem early...

CVE-2026-19331

Technical details about CVE-2026-19331 are not publicly available in the provided documents. Monitor for updates from the disclosure or vendor advisories.

CVE-2026-19331 bazylhorsey obsidian-mcp-server CanvasService.ts writeCanvas path traversal

A vulnerability was identified in bazylhorsey obsidian-mcp-server 1.0.0. This affects the function readCanvas/writeCanvas of the file src/services/CanvasService.ts. Such manipulation leads to path traversal. An attack has to be approached locally. The project was informed of the problem early...

EUVD-2026-54868

A vulnerability was identified in bazylhorsey obsidian-mcp-server 1.0.0. This affects the function readCanvas/writeCanvas of the file src/services/CanvasService.ts. Such manipulation leads to path traversal. An attack has to be approached locally. The project was informed of the problem early...

Astra Linux – Vulnerability in Firefox

Incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12...

CVE-2026-57510

SuperPlane before 0.27.0 contains a broken object-level authorization vulnerability in the CanvasService gRPC handlers that allows authenticated users with viewer-level access to one organization to access resources belonging to other organizations by supplying arbitrary canvas or queue UUIDs...

EUVD-2026-49995

SuperPlane before 0.27.0 contains a broken object-level authorization vulnerability in the CanvasService gRPC handlers that allows authenticated users with viewer-level access to one organization to access resources belonging to other organizations by supplying arbitrary canvas or queue UUIDs...

CVE-2026-57510 SuperPlane < 0.27.0 Broken Object Level Authorization via CanvasService gRPC

SuperPlane before 0.27.0 contains a broken object-level authorization vulnerability in the CanvasService gRPC handlers that allows authenticated users with viewer-level access to one organization to access resources belonging to other organizations by supplying arbitrary canvas or queue UUIDs...