What is CVE-2026-11153?

CVE-2026-11153 is a critical-severity vulnerability in Google Chrome, classified under CWE-1300. CVSS score: 9.1/10. Published 2026-06-04.

How severe is CVE-2026-11153?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Vulnerability in Google Chrome

CVE-2026-11153

Side-channel information leakage in Forms in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium)

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

Google Chrome — versions 149.0.7827.53

Weakness classification (CWE)

CWE-1300

References

chrome-cve-admin@google.com
chrome-cve-admin@google.com

Frequently asked questions

What is CVE-2026-11153?: CVE-2026-11153 is a critical-severity vulnerability in Google Chrome, classified under CWE-1300. CVSS score: 9.1/10. Published 2026-06-04.
How severe is CVE-2026-11153?: Critical severity. CVSS v3 base score is 9.1 out of 10.