Description
Cross-site scripting (XSS) vulnerability in util/icon_browser.php in the Horde Application Framework before 3.3.9 allows remote attackers to inject arbitrary web script or HTML via the subdir parameter.
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 | horde3 | 3.2.2+debian0-2+lenny3 | DSA-2278-1 |
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.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Exploit-DB 1
- Horde Application Framework 3.3.8 - 'icon_browser.php' Cross-Site Scripting EDB-34605 · webapps · Sep 6, 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-2278-1 horde3 - several Debian Security (DSA / DLA) · Mar 9, 2026
References
- https://bugzilla.redhat.com/show_bug.cgi?id=630687
- 20100906 XSS in Horde Application Framework <=3.3.8, icon_browser.php mailing-list
- FEDORA-2010-16592 vendor-advisory
- http://git.horde.org/diff.php/horde/util/icon_browser.php?rt=horde-git&r1=a978a35c3e95e784253508fd4333d2fbb64830b6&r2=9342addbd2b95f184f230773daa4faf5ef6d65e9
- FEDORA-2010-16555 vendor-advisory
- 42140 third-party-advisory
- [announce] 20100928 Horde 3.3.9 (final) mailing-list