CVE-2026-21625 - Vulnerability Details - OpenCVE

User provided uploads to the Easy Discuss component for Joomla aren't properly validated. Uploads are purely checked by file extensions, no mime type checks are happening.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction Active

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact Low

Subsequent System Integrity Impact Low

Subsequent System Availability Impact Low

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

Vendors	Products
Joomla	Joomla Joomla!
Stackideas	Easydiscuss

No data.

No data.

References

Link	Providers
https://stackideas.com/easydiscuss

History

Mon, 19 Jan 2026 09:45:00 +0000

Type	Values Removed	Values Added
First Time appeared		Joomla Joomla joomla Joomla joomla! Stackideas Stackideas easydiscuss
Vendors & Products		Joomla Joomla joomla Joomla joomla! Stackideas Stackideas easydiscuss

Fri, 16 Jan 2026 16:15:00 +0000

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

Fri, 16 Jan 2026 15:15:00 +0000

Type	Values Removed	Values Added
Description		User provided uploads to the Easy Discuss component for Joomla aren't properly validated. Uploads are purely checked by file extensions, no mime type checks are happening.
Title		Extension - stackideas.com - Lack of mime type validation in EasyDiscuss component 1.0.0-5.0.15 for Joomla
Weaknesses		CWE-434
References		https://stackideas.com/easydiscuss
Metrics		cvssV4_0 `{'score': 4.8, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:L'}`

MITRE

Status: PUBLISHED

Assigner: Joomla

Published: 2026-01-16T15:06:15.596Z

Updated: 2026-01-16T15:35:53.746Z

Reserved: 2026-01-01T04:42:27.959Z

Link: CVE-2026-21625

Vulnrichment

Updated: 2026-01-16T15:35:45.959Z

NVD

Status : Awaiting Analysis

Published: 2026-01-16T15:15:55.017

Modified: 2026-01-16T15:55:12.257

Link: CVE-2026-21625

Redhat

No data.

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