CVE-2025-65790 Cross-site scripting in n/a

Medium 6.1 Published Updated

Reflected XSS in FuguHub allows attackers to execute arbitrary JavaScript in victims' browsers via crafted SVG files served through the file manager.

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-2025-65790?

CVE-2025-65790 is a medium-severity cross-site scripting vulnerability in n/a, published on 22 Dec 2025. 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

A reflected cross-site scripting (XSS) vulnerability exists in FuguHub 8.1 when serving SVG files through the /fs/ file manager interface. FuguHub does not sanitize or restrict script execution inside SVG content. When a victim opens a crafted SVG containing an inline <script> element, the browser executes the attacker-controlled JavaScript.

Weakness: CWE-79

Which versions are affected by CVE-2025-65790?

It affects 1 product.

Products include Realtimelogic Fuguhub.

How do I fix CVE-2025-65790?

No fix has been published for CVE-2025-65790 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-2025-65790 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-65790 exists.

Public exploit code: 1 proofs of concept on GitHub.

Sources

Also known as GHSA-rr4m-w7hj-h8qv.

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