CVE-2026-13863: Google Chrome

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

Insufficient validation of untrusted input in CustomTabs in Google Chrome on Android prior to 150.0.7871.47 allowed a local attacker to perform privilege escalation via a malicious file. (Chromium security severity: Medium)

Affected products

• Google Chrome: before 150.0.7871.47 (fixed in 150.0.7871.47)

Published 2026-06-30. Last modified 2026-07-06.