#VU54578 Improper access control in Joomla! - CVE-2021-26038

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Main Vulnerability Database Vulnerabilities #VU54578

#VU54578 Improper access control in Joomla! - CVE-2021-26038

Published: July 7, 2021


Vulnerability identifier: #VU54578
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-26038
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Joomla!
Software vendor:
Joomla!

Description

The vulnerability allows a remote user to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions within the com_installer component. the iInstall action in com_installer lacks the required hardcoded ACL checks for superusers. A remote unprivileged user can compromise the affected installation of Joomla! under certain circumstances.


Remediation

Install updates from vendor's website.

External links