Medium severity · published Sep 30, 2025
CVE-2025-54476
Joomla! Core - [20250901] Inadequate content filtering within the checkAttribute filter code
4.8
CVSS
0.3%
EPSS
No
On KEV
Description
Improper handling of input could lead to an XSS vector in the checkAttribute method of the input filter framework class.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 24% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
JO
Joomla · Joomla
3.0.0-3.10.20; 4.0.0-4.4.13; 5.0.0-5.3.3 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-54476
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-54476
developer.joomla.org
https://developer.joomla.org/security-centre/1010-20250901-core-inadequate-content-filtering-within-the-checkattribute-filter-code.html
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