CVE-2025-56514 Fiora chat user avatar is vulnerable to XSS via SVG files

Medium 4.6 Published Updated

Attackers can execute arbitrary JavaScript in other users' browsers by uploading malicious SVG files to the Fiora chat application.

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-2025-56514?

CVE-2025-56514 is a medium-severity cross-site scripting vulnerability in n/a, published on 1 Oct 2025. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Cross Site Scripting (XSS) vulnerability in Fiora chat application 1.0.0 allows executes arbitrary JavaScript when malicious SVG files are rendered by other users.

Weakness: CWE-79

Which versions are affected by CVE-2025-56514?

2 open source packages ship an affected version, including fiora. It affects 1 product.

PackageAffectedFixed in
fiora npmAll versionsNone
fiora npmAll versionsNone

Products include Suisuijiang Fiora.

How do I fix CVE-2025-56514?

No fix has been published for CVE-2025-56514 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-2025-56514 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-56514 exists.

Public exploit code: 1 proofs of concept on GitHub.

Sources

Also known as GHSA-hg3j-6pmh-mvjr.

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