CVE-2021-23123

[20210101] - Core - com_modules exposes module names

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 The lack of ACL checks in the orderPosition endpoint of com_modules leak names of unpublished and/or inaccessible modules.

Category

5.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.01%
Vendor Advisory joomla.org
Affected: Joomla! Project Joomla! CMS
Published at:
Updated at:

References

Link Tags
https://developer.joomla.org/security-centre/836-20210101-core-com-modules-exposes-module-names.html vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-23123?
CVE-2021-23123 has been scored as a medium severity vulnerability.
How to fix CVE-2021-23123?
To fix CVE-2021-23123, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-23123 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-23123 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-23123?
CVE-2021-23123 affects Joomla! Project Joomla! CMS.
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