What is CVE-2026-16415?

CVE-2026-16415 is a medium-severity vulnerability in Google Chrome, classified under Improper Input Validation. CVSS score: 5.4/10. Published 2026-07-21.

How severe is CVE-2026-16415?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Improper input validation in Google Chrome

CVE-2026-16415

Insufficient validation of untrusted input in Extensions in Google Chrome prior to 150.0.7871.182 allowed a remote attacker to spoof the contents of the Omnibox (URL bar) via a crafted HTML page. (Chromium security severity: High)

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

EPSS: 0.002 (12.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L.

Affected products

Google Chrome — versions 150.0.7871.182

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-2026-16415?: CVE-2026-16415 is a medium-severity vulnerability in Google Chrome, classified under Improper Input Validation. CVSS score: 5.4/10. Published 2026-07-21.
How severe is CVE-2026-16415?: Medium severity. CVSS v3 base score is 5.4 out of 10.