CVE-2026-12468

chromium-browser: chromium-browser: Inappropriate implementation in Updater

Published Jun 17, 2026 CVSS 3.1 · 8.3 High EPSS < 1% KEV · Not listed
Description
Race in Updater in Google Chrome on Mac prior to 149.0.7827.155 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
Debian DSA Debian DSA DSA-6351-1 chromium security update
History
Type Values Removed Values Added
Title Race Condition in Chrome Updater Allows Sandbox Escape on macOS chromium-browser: chromium-browser: Inappropriate implementation in Updater
Weaknesses CWE-368
References
Metrics threat_severity

None

threat_severity

Important

Type Values Removed Values Added
Title Race Condition in Chrome Updater Allows Sandbox Escape on macOS
Type Values Removed Values Added
Title Race Condition in Chrome Updater May Enable Remote Sandbox Escape on macOS
Weaknesses CWE-269
Type Values Removed Values Added
Title Race Condition in Chrome Updater May Enable Remote Sandbox Escape on macOS
Weaknesses CWE-269
CWE-362
Metrics cvssV3_1

{'score': 8.3, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome
Type Values Removed Values Added
Description Race in Updater in Google Chrome on Mac prior to 149.0.7827.155 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
Chrome
Published
Updated
Jun 18, 2026, 3:55 AM
Reserved
Jun 16, 2026, 7:38 PM
Status
Analyzed
Published
Jun 17, 2026, 1:20 PM
Modified
Oct 26, 2026, 11:10 AM
Severity
Important
Public date
Jun 17, 2026, 1:38 AM