Description
Cross-site scripting (XSS) vulnerability in fetchmailprefs.php in Horde IMP before 4.3.8, and Horde Groupware Webmail Edition before 1.2.7, allows remote attackers to inject arbitrary web script or HTML via the fm_id parameter in a fetchmail_prefs_save action, related to the Fetchmail configuration.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 5.0 | imp4 | 4.2-4lenny3 | DSA-2204-1 |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Exploit-DB 1
- Horde IMP Webmail 4.3.7 - 'fetchmailprefs.php' HTML Injection EDB-34773 · webapps · Sep 27, 2010 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 1
- DSA-2204-1 imp4 - Insufficient input sanitising Debian Security (DSA / DLA) · Mar 9, 2026
References
- [announce] 20100928 Horde Groupware Webmail Edition 1.2.7 (final) mailing-list
- 43515 vdb-entry
- DSA-2204 vendor-advisory
- http://git.horde.org/diff.php/imp/fetchmailprefs.php?rt=horde&r1=1.39.4.10&r2=1.39.4.11
- [oss-security] 20101001 Re: CVE request: Horde Gollem <1.1.2 XSS in view.php mailing-list
- http://cvs.horde.org/diff.php/imp/docs/CHANGES?rt=horde&r1=1.699.2.424&r2=1.699.2.430&ty=h
- 20100927 XSS in Horde IMP <=4.3.7, fetchmailprefs.php mailing-list
- 20100927 XSS in Horde IMP <=4.3.7, fetchmailprefs.php mailing-list
- [announce] 20100928 IMP H3 (4.3.8) (final) mailing-list
- http://git.horde.org/diff.php/groupware/docs/webmail/CHANGES?rt=horde&r1=1.35.2.11&r2=1.35.2.13&ty=h
- ADV-2011-0769 vdb-entry
- 8170 third-party-advisory
- 41627 third-party-advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=641069
- ADV-2010-2513 vdb-entry
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=598584
- [oss-security] 20100930 Re: CVE request: Horde Gollem <1.1.2 XSS in view.php mailing-list
- [oss-security] 20100930 Re: CVE request: Horde Gollem <1.1.2 XSS in view.php mailing-list
- 43896 third-party-advisory