CVE-2026-12460

Insufficient policy enforcement in File System Access 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 PDF file. (Chromium security severity: High)

Score

CVSS 3.1 4.2 Medium

Status

Analyzed - chrome-cve-admin@google.com

Published

2026-06-17

Last modified

2026-10-26

Weaknesses

CWE-284

Affected products

• Chrome (Google)

References

• https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_01750511403.html
• https://issues.chromium.org/issues/517484284