CVE-2026-90914

Joomla! Core - [20260904] - Core - XSS in the generic media output layouts in Joomla 4.0.0-5.4.8, 6.0.0-6.1.3 - Lack of escaping leads to an XSS vulnerability in the generic audio and video output layouts.

CVSS 4.0

5.9CVSS: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

CVSS 3.1

6.4CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:L

EPSS

0.2% chance of exploitation in the next 30 days; higher than 11% of CVEs (scores of 2026-10-25)

CWE

CWE-79

Published

2026-09-29

Modified

2026-10-06

Record from

the NVD, synced 2026-10-19

Affected

• joomla:joomla\!

References

• https://developer.joomla.org/security-centre/1084-20260904-core-xss-in-the-generic-media-output-layouts.html
• https://www.joomla.org/

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