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Fencer Vulns
medium 4.3

CVE-2008-3824 json

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) exter…

published 2008-09-12 18 y ago modified 2026-06-16 4 mo ago also EUVD-2008-3810

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.2%
EPSS 5.2% chance of exploitation in 30 days, percentile 92%
public exploits
1
Exploit-DB

Summary

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.

Patch / fix

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2008-3824 updated

horde: XSS via unescaped '/' characters (oCERT-2008-012)

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Timeline

  1. First public exploit (EDB-32353)
  2. Published

Exploit prediction

5.15% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-32353 Horde Application Framework 3.2.1 - Forward Slash Insufficient Filtering Cross-Site Scripting webapps, 2008-09-10
  • securityfocus.com http://www.securityfocus.com/bid/31107 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.