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CVE-2021-23123

5.3 · MEDIUM
Published Jan 12, 2021 joomla CWE-862 EPSS 1.17% (65th pctl)

Overview

CVE-2021-23123 is a medium-severity vulnerability affecting joomla joomla\!. It was published on January 12, 2021 and has a CVSS 3.1 base score of 5.3 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical Description

An issue was discovered in Joomla! 3.0.0 through 3.9.23. The lack of ACL checks in the orderPosition endpoint of com_modules leak names of unpublished and/or inaccessible modules.

Remediation

Check the references section for vendor advisories and patches from joomla. Update joomla\! to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor Product Versions Status
joomla joomla\! 3.0.0 Affected

Frequently Asked Questions

What is CVE-2021-23123?

CVE-2021-23123 is a medium-severity vulnerability affecting joomla joomla\!. It was published on January 12, 2021 and has a CVSS 3.1 base score of 5.3 (MEDIUM).

How severe is CVE-2021-23123?

This vulnerability has a CVSS 3.1 base score of 5.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2021-23123?

Check the references section for vendor advisories and patches from joomla. Update joomla\! to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2021-23123?

CyberStrike's AI-powered security agents can automatically detect CVE-2021-23123 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.