Vulnerability in Google Chrome
CVE-2026-11263
Insufficient policy enforcement in WebAuthentication in Google Chrome on Android prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. (Chromium securit…
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.
Affected products
- Google Chrome — versions 149.0.7827.53
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-11263?
- CVE-2026-11263 is a medium-severity vulnerability in Google Chrome, classified under Protection Mechanism Failure. CVSS score: 6.5/10. Published 2026-06-05.
- How severe is CVE-2026-11263?
- Medium severity. CVSS v3 base score is 6.5 out of 10.