Description

Joomla! Core is prone to a security bypass vulnerability. Exploiting this issue may allow attackers to bypass intended access restrictions and perform otherwise restricted actions and subsequently disclose sensitive information. Joomla! Core versions 4.x.x ranging from 4.0.0 and up to and including 4.2.7 are vulnerable.

Remediation

Update to Joomla! Core version 4.2.8 or latest

References

https://github.com/WhiteOwl-Pub/CVE-2023-23752/blob/main/cve-2023-23752-PoC.sh

https://github.com/z3n70/CVE-2023-23752/blob/main/joomla.rb

https://www.freebuf.com/vuls/358593.html

https://developer.joomla.org/security-centre/894-20230201-core-improper-access-check-in-webservice-endpoints.html

Related Vulnerabilities

Grafana Improper Access Control Vulnerability (CVE-2026-28374)

TYPO3 Insertion of Sensitive Information into Log File Vulnerability (CVE-2022-31047)

WordPress Plugin Catchers Helpdesk and Ticket system for Support Cross-Site Scripting (1.0.3)

WordPress Plugin Multisite Global Search 'mssearch' Parameter Cross-Site Scripting (1.2.5)

Envoy Proxy Incorrect Authorization Vulnerability (CVE-2021-32777)

Severity

High

Classification

CVE-2023-23752 CWE-287 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Tags

Missing Update Authentication Bypass