Vulnerability · Published May 26, 2026 · Assigned by Joomla

CVE-2026-25901Joomla! Core - [20260502] - XSS in com_associations

Medium 6.9

In plain English

A medium-severity cross-site scripting in Joomla! CMS from Joomla! Project. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 7% of all known vulnerabilities).

Severity (CVSS 4.0)6.9Medium
Exploit odds (30 days)0.2%top 93.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

Lack of output escaping leads to a XSS vector in the multilingual associations component.

Affected products (as reported)

VendorProductVersions
Joomla! Project Joomla! CMS 4.0.0-5.4.56.0.0-6.1.0

Weakness: CWE-79 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:H/VI:L/VA:L/SC:N/SI:N/SA:N

References