Easydiscuss CVE-2026-21624
MEDIUM
Cross-site Scripting (XSS) (CWE-79)
2026-01-16
security@joomla.org
5.4
CVSS 3.1
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CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None
Lifecycle Timeline
2
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
CVE Published
Jan 16, 2026 - 15:15 nvd
MEDIUM 5.4
DescriptionNVD
Lack of input filterung leads to a persistent XSS vulnerability in the user avatar text handling of the Easy Discuss component for Joomla.
AnalysisAI
Insufficient input validation in the Easy Discuss component for Joomla allows authenticated users to inject persistent cross-site scripting (XSS) payloads through user avatar text fields. An attacker with valid credentials can exploit this to execute malicious scripts in the browsers of other users viewing affected content. …
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RemediationAI
Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Verify Content-Security-Policy and output encoding.
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External POC / Exploit Code
Leaving vuln.today
Destination URL
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