Chromium CVE-2026-87521: Information leak in WebMCP

This CVE was assigned by Chrome. Microsoft Edge Chromium-based ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information...

CVE-2026-87521

A flaw was found in WebMCP in Chromium. A remote attacker, after compromising the renderer process, could exploit this vulnerability by crafting a malicious HTML page. This could lead to an information leak, allowing the attacker to obtain sensitive cross-origin data...

DEBIAN-CVE-2026-87521

Information leak in WebMCP in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to obtain cross-origin data via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-87521

Information leak in WebMCP in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to obtain cross-origin data via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-87521

Information leak in WebMCP in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to obtain cross-origin data via a crafted HTML page. Chromium security severity: Medium...

EUVD-2026-74351

Information leak in WebMCP in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to obtain cross-origin data via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-87521

Information leak in WebMCP in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to obtain cross-origin data via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-87521

Information leak in WebMCP in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to obtain cross-origin data via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-87521

Information leak in WebMCP in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to obtain cross-origin data via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-87521

Information leak in WebMCP in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to obtain cross-origin data via a crafted HTML page. Chromium security severity: Medium...

Linux Distros Unpatched Vulnerability : CVE-2026-87521

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Information leak in WebMCP in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to obtain cross-origin dat...

CVE-2026-87521: Exposure of Sensitive Information to an Unauthorized Actor

Information leak in WebMCP in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to obtain cross-origin data via a crafted HTML page. Chromium security severity: Medium...

PT-2026-88621

Information leak in WebMCP in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to obtain cross-origin data via a crafted HTML page. Chromium security severity: Medium...

OPENSUSE-SU-2026:21498-1 Security update for chromium

This update for chromium fixes the following issues: Changes in chromium: - Chromium 150.0.7871.186 boo1272460: CVE-2026-16807: Out of bounds write in Codecs CVE-2026-16806: Use after free in WebMCP CVE-2026-16805: Use after free in Blink CVE-2026-16804: Use after free in Input - Chromium...

Astra Linux – Vulnerability in Chromium

The use of after free in WebMCP within Google Chrome before version 146.0.7680.71 allowed a remote attacker to potentially exploit heap corruption through a crafted HTML page. Chromium security severity: High...

Chromium: CVE-2026-17854 Insufficient policy enforcement in WebMCP

This CVE was assigned by Chrome. Microsoft Edge Chromium-based ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information...

CVE-2026-17854

An insufficient policy enforcement flaw was found in the WebMCP component of the Chromium browser. Upstream bugs: https://code.google.com/p/chromium/issues/detail?id=519500882...

DEBIAN-CVE-2026-17854

Insufficient policy enforcement in WebMCP in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to bypass same origin policy via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-17854

Insufficient policy enforcement in WebMCP in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to bypass same origin policy via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-17854

Insufficient policy enforcement in WebMCP in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to bypass same origin policy via a crafted HTML page. Chromium security severity: Medium...