Privilege Escalation via Improper Access Check in Joomla com_users Batch Task
CVE-2026-48899 Published on May 26, 2026
Joomla! Core - [20260515] - Incorrect Access Control in sample data plugins
An improper access check allows privilege escalation through the com_users batch task.
Vulnerability Analysis
CVE-2026-48899 can be exploited with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity and availability.
Weakness Type
What is an Authorization Vulnerability?
The software does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
CVE-2026-48899 has been classified to as an Authorization vulnerability or weakness.
Products Associated with CVE-2026-48899
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Affected Versions
Joomla! Project Joomla! CMS:- Version 4.0.0-5.4.5 is affected.
- Version 6.0.0-6.1.0 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.