Improper access control in Joomla! - CVE-2021-23123
Published: January 12, 2021 / Updated: July 19, 2023
Vulnerability identifier: #VU49442
CSH Severity: Low
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-23123
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerability details
The vulnerability allows a remote attacker to gain unauthorized access to sensitive information.
The vulnerability exists due to improper access restrictions in the orderPosition endpoint of com_modules. A remote attacker can obtain names of unpublished and inaccessible modules.
Affected software
Joomla!
How to mitigate CVE-2021-23123
Install updates from vendor's website.
Joomla! - update to 3.9.24