CVE-2026-10104 Cross-site scripting in Product Video Gallery for Woocommerce
Authenticated attackers with shop manager access can inject arbitrary scripts via the custom_thumbnail parameter, leading to stored XSS.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-10104?
CVE-2026-10104 is a medium-severity cross-site scripting vulnerability in nikhilgadhiya Product Video Gallery for Woocommerce, published on 2 Jul 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
The Product Video Gallery for Woocommerce plugin for WordPress is vulnerable to Stored Cross-Site Scripting via custom_thumbnail Parameter in all versions up to, and including, 1.5.1.8 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with shop manager-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Weakness: CWE-79
Which versions are affected by CVE-2026-10104?
How do I fix CVE-2026-10104?
No fix has been published for CVE-2026-10104 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-2026-10104 being exploited?
There is no known exploitation of CVE-2026-10104 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Sources
Also known as GHSA-rv7q-hqv4-5324.