Joomla! Core - [20260905] - Core - Arbitrary directory deletion via cache purge action in Joomla 4.0.0-5.4.8, 6.0.0-6.1.3 -An improper validation of the cache group name allowed path traverals in the file storage of the caching layer, resulting in arbitrary directory deletions.
History

Tue, 06 Oct 2026 16:45:00 +0000

Type Values Removed Values Added
First Time appeared Joomla joomla\!
CPEs cpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:*
Vendors & Products Joomla joomla\!
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H'}


Wed, 30 Sep 2026 21:00:00 +0000

Type Values Removed Values Added
First Time appeared Joomla
Joomla joomla!
Vendors & Products Joomla
Joomla joomla!

Wed, 30 Sep 2026 17:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


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

Type Values Removed Values Added
Description Joomla! Core - [20260905] - Core - Arbitrary directory deletion via cache purge action in Joomla 4.0.0-5.4.8, 6.0.0-6.1.3 -An improper validation of the cache group name allowed path traverals in the file storage of the caching layer, resulting in arbitrary directory deletions.
Title Joomla! Core - [20260905] - Core - Arbitrary directory deletion via cache purge action in Joomla 4.0.0-5.4.8, 6.0.0-6.1.3
Weaknesses CWE-22
References
Metrics cvssV4_0

{'score': 7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: Joomla

Published: 2026-09-29T16:45:45.783Z

Updated: 2026-09-30T16:13:13.632Z

Reserved: 2026-09-14T11:03:59.813Z

Link: CVE-2026-90915

cve-icon Vulnrichment

Updated: 2026-09-30T15:26:13.959Z

cve-icon NVD

Status : Analyzed

Published: 2026-09-29T17:17:13.520

Modified: 2026-10-06T16:33:43.157

Link: CVE-2026-90915

cve-icon Redhat

No data.