CVE-2026-84354

9.6 criticalEPSS 0.4%

Critical (9.6) in google chrome. EPSS 0.4% chance of exploitation in the next 30 days.

Incorrect authorization in FileSystem in Google Chrome prior to 152.0.7977.75 allowed a remote attacker leveraging social engineering to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)

Severity

CVSS 3.1

9.6 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 38% of CVEs (scores of 2026-10-31)
CWE: CWE-863
Published: 2026-09-02
Modified: 2026-09-03
Record from: the NVD, synced 2026-10-19

Affected

google:chrome

References

https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop.html
https://issues.chromium.org/issues/498839176

Check your stack JSON