CVE-2026-21625

Severity CVSS v4.0:

MEDIUM

Type:

CWE-434 Unrestricted Upload of File with Dangerous Type

Publication date:

16/01/2026

Last modified:

16/01/2026

Description

User provided uploads to the Easy Discuss component for Joomla aren&#39;t properly validated. Uploads are purely checked by file extensions, no mime type checks are happening.

Impact

Vector 4.0

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 CVSS v4.0 Severity and Metrics:

Base Score: 4.80 MEDIUM
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

Attack Vector (AV): Network
Attack Complexity (AC): Low
Attack Requirements (AT): None
Privileges Required (PR): Low
User Interaction (UI): Active
Confidentiality (VC): None
Integrity (VI): None
Availability (VA): None
Confidentiality (SC): Low
Integrity (SI): Low
Availability (SA): Low

Base Score 4.0

4.80

Severity 4.0

MEDIUM

References to Advisories, Solutions, and Tools

https://stackideas.com/easydiscuss