What’s Vulnerable › Vulnerabilities

CVE-2008-3824

• Severity: medium (CVSS 4.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 5.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2008-09-12 · updated 2026-06-16
• Weakness: CWE-79

Description

Cross-site scripting (XSS) vulnerability in (1) Text_Filter/Filter/xss.php in Horde 3.1.x before 3.1.9 and 3.2.x before 3.2.2 and (2) externalinput.php in Popoon r22196 and earlier allows remote attackers to inject arbitrary web script or HTML by using / (slash) characters as replacements for spaces in an HTML e-mail message.

Affected products

• Horde: 3.1.1, 3.1.2, 3.1.3, 3.1.4, 3.1.5, 3.1.6 (+4)
• Popoon: through r22196

References

• http://blog.liip.ch/missed-case-in-externalinput-php-resulting-in-viable-xss-attacks.html
• http://marc.info/?l=horde-announce&m=122103888111491&w=2
• http://marc.info/?l=horde-announce&m=122104360019867&w=2
• http://ocert.org/patches/2008-012/Text_Filter.31.patch
• http://ocert.org/patches/2008-012/Text_Filter.patch
• http://osvdb.org/47996
• http://secunia.com/advisories/31842
• http://securityreason.com/securityalert/4245
• http://www.ocert.org/advisories/ocert-2008-012.html
• http://www.openwall.com/lists/oss-security/2008/09/10/1
• http://www.phpmyfaq.de/advisory_2008-09-11.php
• http://www.securityfocus.com/archive/1/496182/100/0/threaded

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