CVE-2026-48899 - Vulnerability Details - OpenCVE

An improper access check allows privilege escalation through the com_users batch task.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact total

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Joomla! Project

Joomla! CMS

unaffected

Version	Status	Constraints
`4.0.0-5.4.5`	affected	—
`6.0.0-6.1.0`	affected	—

No data.

No data.

No data.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://developer.joomla.org/security-centre/1047-20260515-core-incorrect-access-control-in-sample-data-plugins.html

History

Tue, 26 May 2026 18:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Tue, 26 May 2026 17:00:00 +0000

Type	Values Removed	Values Added
Description		An improper access check allows privilege escalation through the com_users batch task.
Title		Joomla! Core - [20260515] - Incorrect Access Control in sample data plugins
Weaknesses		CWE-284
References		https://developer.joomla.org/security-centre/1047-20260515-core-incorrect-access-control-in-sample-data-plugins.html
Metrics		cvssV4_0 `{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: Joomla

Published: 2026-05-26T16:44:06.616Z

Updated: 2026-05-26T17:41:05.149Z

Reserved: 2026-05-26T10:06:17.656Z

Link: CVE-2026-48899

Vulnrichment

Updated: 2026-05-26T17:41:00.315Z

NVD

Status : Received

Published: 2026-05-26T17:16:54.587

Modified: 2026-05-26T17:16:54.587

Link: CVE-2026-48899

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-284

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