What is CVE-2026-15122?

CVE-2026-15122 is a high-severity vulnerability in Google Chrome, classified under Improper Input Validation. CVSS score: 8.3/10. Published 2026-07-08.

How severe is CVE-2026-15122?

High severity. CVSS v3 base score is 8.3 out of 10.

Improper input validation in Google Chrome

CVE-2026-15122

Insufficient validation of untrusted input in Codecs in Google Chrome on Windows prior to 150.0.7871.115 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (C…

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

CVSS v3 metric

CVSS v3 base score 8.3 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H.

Affected products

Google Chrome — versions 150.0.7871.115
Microsoft Windows

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

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

Frequently asked questions

What is CVE-2026-15122?: CVE-2026-15122 is a high-severity vulnerability in Google Chrome, classified under Improper Input Validation. CVSS score: 8.3/10. Published 2026-07-08.
How severe is CVE-2026-15122?: High severity. CVSS v3 base score is 8.3 out of 10.