PatchSiren cyber security CVE debrief

CVE-2026-10931 Google CVE debrief

CVE-2026-10931 is a critical vulnerability in Google Chrome prior to version 149.0.7827.53. The vulnerability is caused by a use after free in the FileSystem component, which could allow a remote attacker to potentially perform a sandbox escape via a crafted HTML page. The vulnerability has a CVSS score of 9.6 and is considered critical.

Vendor: Google
Product: Chrome
CVSS: CRITICAL 9.6
CISA KEV: Not listed in stored evidence
Original CVE published: 2026-06-04
Original CVE updated: 2026-06-05
Advisory published: 2026-06-04
Advisory updated: 2026-06-05

Who should care

Users of Google Chrome prior to version 149.0.7827.53 should update to the latest version to mitigate this vulnerability.

Technical summary

The vulnerability is caused by a use after free in the FileSystem component of Google Chrome. This could allow a remote attacker to potentially perform a sandbox escape via a crafted HTML page.

Defensive priority

High

Recommended defensive actions

Update Google Chrome to version 149.0.7827.53 or later.

Evidence notes

The vulnerability was reported by an anonymous researcher and is tracked by CVE-2026-10931.

Official resources

CVE-2026-10931 CVE record
CVE.org
CVE-2026-10931 NVD detail
NVD
Source item URL
nvd_modified
Mitigation or vendor reference
[email protected] - Release Notes
Source reference
[email protected] - Permissions Required

CVE-2026-10931 was published on 2026-06-04T23:16:55.550Z and modified on 2026-06-05T20:23:28.960Z.