CVE-2026-5281: Use after free in Dawn
Chromium: CVE-2026-5281 Use after free in Dawn
Other sources
Google Dawn contains an use-after-free vulnerability that could allow a remote attacker who had compromised the renderer process to execute arbitrary code via a crafted HTML page. This vulnerability could affect multiple Chromium-based products including, but not limited to, Google Chrome, Microsoft Edge, and Opera.
— CISA
This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information. Google is aware that an exploit for CVE-2026-5281 exists in the wild.
— Microsoft
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)
— MITRE
Credit
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 146.0.7680.177 - Upgrade
Upgrade
Google Chrome (Chromium-based) / Dawnto a version that resolves this vulnerability.Fixed in 146.0.7680.178 - Upgrade
Upgrade
Microsoft Edge (Chromium-based) / Dawnto a version that resolves this vulnerability.Patch CVE-2026-5281
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
What is the severity of CVE-2026-5281?
The severity of CVE-2026-5281 is classified as High.
How do I fix CVE-2026-5281?
To fix CVE-2026-5281, update Google Chrome to version 146.0.7680.178 or later.
What type of vulnerability is CVE-2026-5281?
CVE-2026-5281 is a use after free vulnerability in the Dawn component of Google Chrome.
Who can exploit CVE-2026-5281?
A remote attacker who has compromised the renderer process can exploit CVE-2026-5281.
What can attackers do with CVE-2026-5281?
Attackers can execute arbitrary code via a crafted HTML page due to CVE-2026-5281.