Auth bypass in Joomla! Project Cms
CVE-2026-90907
Joomla! Core - [20260902] - Core - Unauthorized user account creation via profile.save controller in Joomla 1.5.0-5.4.8, 6.0.0-6.1.3 - The profile.save controller did not check the login state of a user, allowing the creation of guest-level users on sites without active user registration.
Vulnerability class: IDOR (Insecure Direct Object Reference)
Published · last modified .
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
- Joomla! Project Cms — versions 1.5.0-5.4.8, 6.0.0-6.1.3
Weakness classification (CWE)
References
- www.joomla.org/ (product)
- developer.joomla.org/security-centre/1082-20260902-core-unauthorized-user-accou… (vendor-advisory)