CVE-2026-72531

EUVD-2026-61033
Joomla! Core - [20260804] - Improper ACL checks for custom fields webservice endpoints in Joomla 4.0.0-5.4.7, 6.0.0-6.1.2 - An improper access check allows unauthorized users to create fields for inaccessible components.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.4 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 16.63%
Affected Products (NVD)
VendorProductVersion
joomlajoomla\!
4.0.0 ≤
𝑥
< 5.4.8
joomlajoomla\!
6.0.0 ≤
𝑥
< 6.1.3
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://developer.joomla.org/security-centre/20260804-core-improper-acl-checks-for-custom-fields-webservice-endpoints.html
https://www.joomla.org/