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CISA KEV source record / CVE-2026-5281

Google Dawn Use-After-Free Vulnerability

Google / Dawn

Known exploitation catalogNot a Secureline discoveryNot a live alert

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.

CVE identifier
CVE-2026-5281
Added to KEV
Apr 1, 2026
CISA catalog dueDate
Apr 15, 2026

The dates above are catalog fields. The addition date does not establish when the vulnerability was discovered or first exploited. Confirm which requirements apply to your organisation separately.

Publisher's required action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

This wording is attributed to the CISA snapshot. Verify current vendor guidance, affected versions and your deployment before applying changes.

Keep the signals separate.

Ransomware use, as reported by CISA
Unknown
CVSS severity
Not supplied by KEV
EPSS probability
Not available

No EPSS value was supplied for this record in the current snapshot. Unknown values are not treated as zero.

“Unknown” ransomware use is an unknown source field, not proof that ransomware activity has not occurred.

Source notes

This vulnerability affects an open-source component, third-party library, protocol, or proprietary implementation that could be used by different products. For more information, please see: https://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_31.html ; https://nvd.nist.gov/vuln/detail/CVE-2026-5281

Source & freshness

Catalog version 2026.11.06
Source updated: Nov 6, 2026, 7:44 PM UTC
Successfully checked: Nov 8, 2026, 12:22 AM UTC
CISA source snapshot ↗CVE record ↗EPSS methodology ↗

Automated source record, not an editorial advisory or an independent discovery. No affected or fixed version is inferred, and no organisation-specific risk rating is generated.