CVE-2018-11323 Privilege escalation in n/a
Attackers can escalate privileges by modifying access levels of higher-permission user groups due to inadequate checks in Joomla Core.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2018-11323?
CVE-2018-11323 is a high-severity vulnerability in Joomla Joomla\!, published on 22 May 2018. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
An issue was discovered in Joomla! Core before 3.8.8. Inadequate checks allowed users to modify the access levels of user groups with higher permissions.
Weakness: CWE-269
Which versions are affected by CVE-2018-11323?
It affects 1 product.
Products include Joomla Joomla\!.
How do I fix CVE-2018-11323?
No fix has been published for CVE-2018-11323 yet. Limit exposure of the affected software until one is available.
Is CVE-2018-11323 being exploited?
There is no known exploitation of CVE-2018-11323 in the wild and no public exploit code.
Other vulnerabilities in Joomla Joomla\!
- CVE-2016-10033 PHPMailer Command Injection
- CVE-2023-23752 Joomla! Improper Access Control
- 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
Sources
Also known as GHSA-p3q3-q7x8-qcf4.