CVE-2026-91727: Google Chrome

High severity, CVSS 8.1. EPSS: 0.1% chance of exploitation in the next 30 days.

Incorrect reference resolution in Extensions in Google Chrome on on Mac prior to 153.0.8010.47 allowed a local attacker who had compromised the renderer process to execute arbitrary code outside the sandbox via a local program. (Chromium security severity: High)

Affected products

• Google Chrome: before 153.0.8010.47 (fixed in 153.0.8010.47)

Published 2026-09-15. Last modified 2026-09-17.