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Tool Directory

CVE-2026-5281

HighPublished

Google Dawn Use-After-Free Vulnerability

Published: Apr 1, 2026
Updated: Apr 2, 2026
Assigning CNA: Chrome
Evidence observed: Apr 1, 2026

Primary CVSS

8.8/ 10High

nvd · CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS probability estimate

4.9%

Low · next 30 days

Percentile: 91.8%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

CISA Known Exploited

This CVE appears in the CISA Known Exploited Vulnerabilities catalog.

Summary

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)

Sources

CVE-2026-5281PoC
Proof-of-concept exploit for CVE-2026-5281, a heap-use-after-free vulnerability in Chromium's Dawn WebGPU implementation, with ASAN log and build configuration.
CVE-2026-5281-CVE-2026-11057-fullchainExploit
Full-chain exploit for Android Chromium combining CVE-2026-11057 info leak and CVE-2026-5281 use-after-free to achieve vtable hijack and arbitrary code execution.
CVE-2026-5281-Research-ToolkitPoC
Chrome WebGPU Use-After-Free (CWE-416) This toolkit is for security research and defensive verification around CVE-2026-5281. Patched Chrome version: 146.0.7680.178 Potentially vulnerable versions: anything below 146.0.7680.178

Responsible use

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