CVE-2026-91732: Google Chrome

High severity, CVSS 8.1. EPSS: 0.3% chance of exploitation in the next 30 days.

Missing authorization in AppManifest in Google Chrome prior to 153.0.8010.47 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to bypass web origin policy via a crafted HTML page. (Chromium security severity: Medium)

Affected products

• Google Chrome: before 153.0.8010.47 (fixed in 153.0.8010.47)

Published 2026-09-15. Last modified 2026-09-18.