CVE-2025-46383 Cross-site scripting in Windows
An attacker can inject malicious scripts into the Emby Windows client, potentially executing code or stealing data from the user.
- 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-2025-46383?
CVE-2025-46383 is a medium-severity cross-site scripting vulnerability in Emby Windows, published on 20 Jul 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
CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')
Weakness: CWE-79
Which versions are affected by CVE-2025-46383?
How do I fix CVE-2025-46383?
No fix has been published for CVE-2025-46383 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-2025-46383 being exploited?
There is no known exploitation of CVE-2025-46383 in the wild and no public exploit code.
Sources
Also known as GHSA-cmv4-w733-w8cj.