CVE-2026-90914 - Vulnerability Details - OpenCVE

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.

Attack Vector Network

Attack Complexity Low

Privileges Required High

Attack Requirements None

User Interaction Passive

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

No data.

No data.

No data.

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

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

History

Tue, 29 Sep 2026 17:00:00 +0000

Type	Values Removed	Values Added
Description		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.
Title		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
Weaknesses		CWE-79
References		https://developer.joomla.org/security-centre/1084-20260904-core-xss-in-the-generic-media-output-layouts.html https://www.joomla.org/
Metrics		cvssV4_0 `{'score': 5.9, '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'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: Joomla

Published: 2026-09-29T16:42:23.303Z

Updated: 2026-09-29T16:42:23.303Z

Reserved: 2026-09-14T11:03:59.812Z

Link: CVE-2026-90914

Vulnrichment

No data.

NVD

Status : Received

Published: 2026-09-29T17:17:13.383

Modified: 2026-09-29T17:17:13.383

Link: CVE-2026-90914

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-79

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