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CVE-2026-11149

High

Description

Insufficient validation of untrusted input in Extensions in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to perform privilege escalation via a crafted HTML page. (Chromium security severity: Medium)

SeverityHigh
CVSS7.5
Exploit probability—
ProductGoogle Chrome
PublishedJun 4, 2026
First seenJun 4, 2026
Weakness typeCWE-20Improper input validation

How to fix

Update
  • google chrome149.0.7827.53 or later

Affected products

ProductAffected versionsFixed in
google chromev < 149.0.7827.53149.0.7827.53

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