What is CVE-2026-8538?

CVE-2026-8538 is a medium-severity vulnerability in Google Chrome, classified under Improper Input Validation. CVSS score: 5.3/10. Published 2026-05-14.

How severe is CVE-2026-8538?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Improper input validation in Google Chrome

CVE-2026-8538

Insufficient validation of untrusted input in GPU in Google Chrome prior to 148.0.7778.168 allowed a remote attacker who had compromised the renderer process to perform a denial of service via a crafted HTML page. (Chromium security severi…

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.001 (25.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Google Chrome — versions 148.0.7778.168

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

chrome-cve-admin@google.com (Product, Vendor Advisory)
chrome-cve-admin@google.com (Permissions Required)

Frequently asked questions

What is CVE-2026-8538?: CVE-2026-8538 is a medium-severity vulnerability in Google Chrome, classified under Improper Input Validation. CVSS score: 5.3/10. Published 2026-05-14.
How severe is CVE-2026-8538?: Medium severity. CVSS v3 base score is 5.3 out of 10.