CVE-2026-38466 Cross-site scripting in n/a

Medium 5.4 Published Updated

Authenticated users can inject arbitrary JavaScript via the remaster custom title field, leading to stored XSS attacks against other users.

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-2026-38466?

CVE-2026-38466 is a medium-severity cross-site scripting vulnerability in n/a, published on 25 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 Stored XSS vulnerability in the torrent remaster custom title feature in GazellePW (GazellePosterWall) commit 86c4bedf727691b5a97af42a4864869d18446449 allows remote authenticated users to inject arbitrary JavaScript via the remaster_custom_title parameter, which is stored during torrent upload or edit and later rendered in torrent title output.

Weakness: CWE-79

Which versions are affected by CVE-2026-38466?

How do I fix CVE-2026-38466?

No fix has been published for CVE-2026-38466 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-2026-38466 being exploited?

There is no known exploitation of CVE-2026-38466 in the wild and no public exploit code.

Sources

Also known as GHSA-f9g8-296p-xr94.

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