CVE-2026-78073 Joomla Extension - j2commerce.com - Reflected XSS attribute in All Video Share 1.0.0-4.5.0
Attackers can execute arbitrary scripts in victim browsers via unescaped inputs in the All Video Share Joomla extension.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-78073?
CVE-2026-78073 is a medium-severity cross-site scripting vulnerability in mrvinoth.com All Video Share extension for Joomla, published on 28 Aug 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Joomla Extension - mrvinoth.com - Reflected XSS in All Video Share 1.0.0-4.5.0 - Various user supplied inputs lacked escaping, leading to reflected XSS vectors
Weakness: CWE-79
Which versions are affected by CVE-2026-78073?
How do I fix CVE-2026-78073?
No fix has been published for CVE-2026-78073 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2026-78073 being exploited?
There is no known exploitation of CVE-2026-78073 in the wild and no public exploit code.
Sources
Also known as GHSA-xcm7-4f3f-vrgq.