What is CVE-2026-11159?

CVE-2026-11159 is a medium-severity vulnerability in Google Chrome, classified under CWE-457. CVSS score: 4.3/10. Published 2026-06-04.

How severe is CVE-2026-11159?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Vulnerability in Google Chrome

CVE-2026-11159

Uninitialized Use in Skia 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 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N.

Affected products

Google Chrome — versions 149.0.7827.53

Weakness classification (CWE)

CWE-457

References

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

Frequently asked questions

What is CVE-2026-11159?: CVE-2026-11159 is a medium-severity vulnerability in Google Chrome, classified under CWE-457. CVSS score: 4.3/10. Published 2026-06-04.
How severe is CVE-2026-11159?: Medium severity. CVSS v3 base score is 4.3 out of 10.