CVE-2026-82483 coppermine-gallery Coppermine Photo Gallery Hidden Album Update Endpoint db_input.php cross site scripting
Remote attackers can inject malicious scripts via the Hidden Album Update Endpoint, potentially leading to code execution or account takeover.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-82483?
CVE-2026-82483 is a medium-severity cross-site scripting vulnerability in coppermine-gallery Coppermine Photo Gallery, published on 30 Aug 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
A vulnerability was detected in coppermine-gallery Coppermine Photo Gallery up to 1.6.28. This impacts an unknown function of the file db_input.php of the component Hidden Album Update Endpoint. The manipulation results in cross site scripting. The attack can be launched remotely. The exploit is now public and may be used. Upgrading to version 1.6.29 will fix this issue. It is recommended to upgrade the affected component.
Which versions are affected by CVE-2026-82483?
How do I fix CVE-2026-82483?
No fix has been published for CVE-2026-82483 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-2026-82483 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-82483 exists.
Sources
Also known as GHSA-2mv6-fvg7-6f57.