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Fencer Intel
medium 4.3

CVE-2011-4332 json

Joomla! vulnerable to Cross-site Scripting

published 2011-11-23 14 y ago modified 2026-06-16 4 mo ago also GHSA-hq9x-8m8j-5hmh , EUVD-2011-4264

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.1%
EPSS 1.1% chance of exploitation in 30 days, percentile 64%
public exploits
0
none known

Summary

Multiple cross-site scripting (XSS) vulnerabilities in Joomla! 1.6.3 and earlier allow remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Patch / fix

  • packagist joomla/joomla-cms 1.6.4

Exploit prediction

1.05% chance of exploitation in the next 30 days, higher than 64% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

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

Affected packages

ecosystem package affected fixed in
packagist joomla/joomla-cms
<1.6.4
1.6.4

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.