PT-2026-29504 · Unknown · Article Titles

Peterhulst · Published 2026-04-01 · Updated 2026-04-10 · CVE-2026-21632

Positive Technologies (AI Summary)

CVSS v4.0

5.9

Medium

Base vector

AV:N/AC:L/AT:N/PR:H/UI:P/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N/E:U

Name of the Vulnerable Software and Affected Versions versions (affected versions not specified)

Description A lack of output escaping for article titles creates cross-site scripting (XSS) vectors in multiple areas.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

XSS

Weakness Enumeration

CWE-79

Related Identifiers

BIT-JOOMLA-2026-21632

CVE-2026-21632

Affected Products

Article Titles

References · 4

• https://developer.joomla.org/security-centre/1030-20260304-core-xss-vectors-in-various-article-title-outputs.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-21632 · Security Note
• https://osv.dev/vulnerability/BIT-joomla-2026-21632 · Vendor Advisory
• https://twitter.com/CVEnew/status/2039279626456121511 · Twitter Post