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Fencer Intel
medium 5.4

CVE-2011-3595 json

Multiple Cross-site Scripting (XSS) vulnerabilities exist in Joomla!

published 2020-01-22 6 y ago modified 2026-06-16 4 mo ago also EUVD-2011-3554

cvss
5.4
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.8%
EPSS 0.8% chance of exploitation in 30 days, percentile 57%
public exploits
0
none known

Summary

Multiple Cross-site Scripting (XSS) vulnerabilities exist in Joomla! through 1.7.0 in index.php in the search word, extension, asset, and author parameters.

Exploit prediction

0.81% chance of exploitation in the next 30 days, higher than 57% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • openwall.com https://www.openwall.com/lists/oss-security/2011/10/04/7 referenced PoC, tagged "exploit" by a source, unverified
  • yehg.net http://yehg.net/lab/pr0js/advisories/joomla/core/%5Bjoomla_1.7.0-stable%5D_cross_site_scripting%28XSS%29 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 3.5 AV:N/AC:M/Au:S/C:N/I:P/A:N

Affected products

  • Joomla! Joomla!

Classification

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

References

Sources

Fencer Intel 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.