Improper access control in Joomla! - CVE-2021-26029
Published: March 2, 2021
Vulnerability identifier: #VU51119
CSH Severity: Low
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-26029
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions within com_fields, com_categories, com_banners, com_contact, com_newsfeeds and com_tags components. A remote user can bypass implemented security restrictions and overwrite the author field.
Affected software
Joomla!
How to mitigate CVE-2021-26029
Install updates from vendor's website.
Joomla! - update to 3.9.25