What is CVE-2026-17891?

CVE-2026-17891 is a medium-severity vulnerability in Google Chrome, classified under Use After Free. CVSS score: 5.8/10. Published 2026-07-30.

How severe is CVE-2026-17891?

Medium severity. CVSS v3 base score is 5.8 out of 10.

Use After Free in Google Chrome

CVE-2026-17891

Use after free in ANGLE in Google Chrome on Android prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Med…

Vulnerability class: Use-After-Free

CVSS v3 metric

CVSS v3 base score 5.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:L.

Affected products

Google Chrome — versions 151.0.7922.72

Weakness classification (CWE)

CWE-416 — Use After Free

References

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

Frequently asked questions

What is CVE-2026-17891?: CVE-2026-17891 is a medium-severity vulnerability in Google Chrome, classified under Use After Free. CVSS score: 5.8/10. Published 2026-07-30.
How severe is CVE-2026-17891?: Medium severity. CVSS v3 base score is 5.8 out of 10.