CVE-2026-21632CWE-79

Joomla! Core - [20260304] - XSS vectors in various article title outputs

Medium · published April 1, 2026

CVSS v4.0
5.9
EPSS
0%
Percentile
8.2
In the wild
Unconfirmed
What it is

Lack of output escaping for article titles leads to XSS vectors in various locations.

The record
Technical detail
CVSS v4.0
5.9 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N/E:U
EPSS
0.00190 · 8.2th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-04-01T09:03Z
EPSS history
Timeline
  • 01 APR 09:03Z
    Joomla! Core - [20260304] - XSS vectors in various article title outputs
    cvelistv5