CVE-2026-78073: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in mrvinoth.com All Video Share extension for Joomla
Description
A reflected cross-site scripting (XSS) vulnerability exists in the All Video Share extension for Joomla by mrvinoth.com. Versions 1.0.0 through 4.4.99 do not properly escape various user-supplied inputs, allowing injection of malicious scripts that are reflected back to users. This vulnerability has a medium severity rating with a CVSS score of 5.3.
CVSS v4.0
Score 5.3medium
Affected software
mrvinoth.com
All Video Share extension for Joomla
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The All Video Share extension for Joomla, versions 1.0.0 to 4.4.99, contains a reflected XSS vulnerability due to improper neutralization of user input during web page generation. Multiple user inputs lack proper escaping, enabling attackers to inject and reflect malicious scripts. This vulnerability is identified as CWE-79 and has been assigned CVE-2026-78073. No official patch or remediation level has been published at this time.
Potential Impact
Successful exploitation could allow an attacker to execute arbitrary scripts in the context of the affected web application for users who visit a crafted URL. This may lead to session hijacking, defacement, or other client-side attacks. However, the vulnerability requires user interaction and has limited scope and impact as indicated by the medium CVSS score.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, users should consider disabling or restricting access to the vulnerable extension or applying web application firewall rules to filter suspicious input patterns related to reflected XSS.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Joomla
- Date Reserved
- 2026-08-22T14:23:37.800Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6a916f8facd9273b49cf928a
Added to database: 08/28/2026, 11:22:55 UTC
Last enriched: 09/10/2026, 02:38:13 UTC
Last updated: 10/12/2026, 18:48:23 UTC
Views: 55
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