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Fencer Vulns
medium 4.3

CVE-2005-3991 json

Multiple cross-site scripting (XSS) vulnerabilities in phpMyChat 0.14.6 allow remote attackers to inject arbitrary web script or HTML via t…

published 2005-12-04 20 y ago modified 2026-06-16 4 mo ago also EUVD-2005-3986

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.8%
EPSS 1.8% chance of exploitation in 30 days, percentile 78%
public exploits
3
Exploit-DB

Summary

Multiple cross-site scripting (XSS) vulnerabilities in phpMyChat 0.14.6 allow remote attackers to inject arbitrary web script or HTML via the medium parameter to (1) start_page.css.php and (2) style.css.php; or the From parameter to users_popupL.php.

Timeline

  1. First public exploit (EDB-26696)
  2. Published

Exploit prediction

1.78% chance of exploitation in the next 30 days, higher than 78% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-26696 PHPMyChat 0.14.6 - 'users_popupL.php?From' Cross-Site Scripting webapps, 2005-12-01
  • EDB-26695 PHPMyChat 0.14.6 - 'style.css.php?medium' Cross-Site Scripting webapps, 2005-12-01
  • EDB-26694 PHPMyChat 0.14.6 - 'start_page.css.php?medium' Cross-Site Scripting webapps, 2005-12-01
  • securityfocus.com http://www.securityfocus.com/bid/15679 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

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.