CVE-2026-48899
CriticalCVSS 9.8Exploitation Probability (EPSS)
Low risk14th percentile - higher than 14% of all known CVEs
Summary
An improper access check allows privilege escalation through the com_users batch task.
Risk Assessment
An attacker can escalate privileges, gaining unauthorized access to administrative functions.
Recommendation
Apply the patch provided by the vendor or restrict access to the com_users batch task.
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Joomla! versions 1.5.x, 2.x, and 3.x before 3.4.6 allow remote attackers to conduct PHP object injection attacks and execute arbitrary PHP code via the HTTP User-Agent header.
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Joomla! versions 2.5.x before 2.5.25, 3.x before 3.2.4, and 3.3.x before 3.3.4 allow remote attackers to authenticate and bypass intended access restrictions via vectors involving LDAP authentication.
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Joomla! Core versions 1.0.0-5.4.7 and 6.0.0-6.1.2 have a vulnerability of unrestricted uploads of SHTML files. The default list of dangerous files did not include SHTML files, which on servers that execute these files could lead to code execution.
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Improper access checks in the Easy Store extension (versions 1.0.0-2.0.1) for Joomla allow logged-in users to retrieve order and customer information of any order in the system.
- CVE-2026-48904Critical
Vulnerability in Joomla! due to improper access control in the com_users group editing webservice endpoint. Allows privilege escalation.
Original NVD description (English source)
An improper access check allows privilege escalation through the com_users batch task.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS