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CVE-2026-5281

Google Dawn Use-After-Free Vulnerability

Published Apr 1, 2026Sources checked Sep 27, 2026
8.8HIGHCVSS out of 10
What this means

Actively exploited

CISA lists CVE-2026-5281 in its Known Exploited Vulnerabilities catalog, which means exploitation has been observed. The entry applies to Google Dawn.

  • Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
CISA KEVListedObserved exploitation
EPSS0.7%Estimated 30-day exploitation probability
Ransomware useNot markedCISA KEV ransomware field
Threat actors0Source-linked actor relationships
Overview

What is CVE-2026-5281?

Use after free in Dawn in Google Chrome prior to 146.0.7680.178 allowed a remote attacker who had compromised the renderer process to execute arbitrary code via a crafted HTML page. (Chromium security severity: High)