Bug 2530310 (CVE-2026-87646)

Summary: CVE-2026-87646 chromium-browser: Google Chrome: Arbitrary code execution via use-after-free in Web Authentication
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: high Docs Contact:
Priority: high    
Version: unspecifiedKeywords: Security
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OS: Linux   
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A flaw was found in Google Chrome's Web Authentication component. A remote attacker could exploit a use-after-free vulnerability by tricking a user into visiting a specially crafted HTML page. This could lead to the execution of arbitrary code outside of the browser's security sandbox.
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Description OSIDB Bzimport 2026-09-09 01:04:55 UTC
Use after free in Web Authentication in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)