Improper Authorization in October CMS - CVE-2021-41126

 

Improper Authorization in October CMS - CVE-2021-41126

Published: October 6, 2021 / Updated: May 26, 2022


Vulnerability identifier: #VU57098
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-41126
CWE-ID: CWE-285
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: OctoberCMS
Affected software:
October CMS

Detailed vulnerability description

The vulnerability allows a remote user to compromise the affected application.

The vulnerability exists due to improper authorization. An attacker who previously had an administrative account with access to the admin interface is able to sign in to the backend using October CMS v2.0 even after the account has been deleted.


How to mitigate CVE-2021-41126

Install updates from vendor's website.

Sources