What it is
Joomla! contains an improper access control vulnerability that allows unauthorized access to webservice endpoints.
What to do
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Vendor notices and references
- developer.joomla.org/security-centre/894-20230201-core-improper-access-check-in-webservice
- nvd.nist.gov/vuln/detail/CVE-2023-23752
Description and required action as published by CISA. Full record at NVD.