CVE-2026-48954

Joomla! Core - [20260708] - XSS through language overrides

Published Jul 7, 2026 CVSS 4.0 · 5.9 Medium EPSS < 1% KEV · Not listed
Description
Improper validation leads to a generic XSS vector in the language override feature.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Joomla
Joomla joomla!
Vendors & Products Joomla
Joomla joomla!
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Improper validation leads to a generic XSS vector in the language override feature.
Title Joomla! Core - [20260708] - XSS through language overrides
Weaknesses CWE-79
References
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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Joomla
Published
Updated
Jul 8, 2026, 9:52 AM
Reserved
May 26, 2026, 4:47 PM
Status
Undergoing Analysis
Published
Jul 7, 2026, 7:16 PM
Modified
Oct 25, 2026, 8:10 PM