CVE-2026-17861: Google Chrome

High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days.

Insufficient validation of untrusted input in Updater in Google Chrome prior to 151.0.7922.72 allowed a local attacker to perform OS-level privilege escalation via a malicious file. (Chromium security severity: Medium)

Affected products

• Google Chrome: before 151.0.7922.72 (fixed in 151.0.7922.72)

Published 2026-07-30. Last modified 2026-08-03.