Chrome WebMCP UAF before 146.0.7680.71
CVE-2026-3918 Published on March 11, 2026
Use after free in WebMCP in Google Chrome prior to 146.0.7680.71 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
Vulnerability Analysis
CVE-2026-3918 is exploitable with network access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.
Weakness Type
What is a Dangling pointer Vulnerability?
Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.
CVE-2026-3918 has been classified to as a Dangling pointer vulnerability or weakness.
Products Associated with CVE-2026-3918
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Affected Versions
Google Chrome:- Version 146.0.7680.71 and below 146.0.7680.71 is affected.