CVE-2023-23752 Joomla! Improper Access Control
Unauthorized attackers can access webservice endpoints in Joomla due to improper access checks, potentially reading or modifying data.
- Exploited in the wild
- Since 8 Jan 2024
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2023-23752?
CVE-2023-23752 is a medium-severity missing authorization vulnerability in Joomla Joomla\!, published on 16 Feb 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue was discovered in Joomla! 4.0.0 through 4.2.7. An improper access check allows unauthorized access to webservice endpoints.
Weakness: CWE-284
Which versions are affected by CVE-2023-23752?
1 open source package ship an affected version, including joomla. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
joomla Bitnami | From 4.0.0 | 4.2.8 |
Products include Joomla Joomla\!.
How do I fix CVE-2023-23752?
Upgrade joomla to 4.2.8 or later. US federal agencies must fix it by 29 Jan 2024.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2023-23752 being exploited?
Yes. Attackers have exploited CVE-2023-23752 in the wild since at least 8 Jan 2024.
Public exploit code: 1 Metasploit module, 1 Exploit-DB entry, 1 Nuclei template and 49 proofs of concept on GitHub.
Other vulnerabilities in Joomla Joomla\!
- CVE-2016-10033 PHPMailer Command Injection
- CVE-2026-48902 Joomla! Core - [20260518] - Transport encryption downgrade for password and username reset links
- CVE-2025-25226 [20250401] - Joomla Framework - SQL injection vulnerability in quoteNameStr method of Database package
- CVE-2022-23795 [20220303] - Core - User row are not bound to a authentication mechanism
- CVE-2022-23797 [20220305] - Core - Inadequate filtering on the selected Ids
Sources
Also known as BIT-joomla-2023-23752, GHSA-jmc9-376w-885v.