CVE-2025-13589 Otsuka Information Technology｜FMS - Reflected Cross-site Scripting
Unauthenticated attackers can execute arbitrary JavaScript in user browsers via reflected XSS in FMS, potentially leading to account takeover.
- 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-2025-13589?
CVE-2025-13589 is a medium-severity cross-site scripting vulnerability in Otsuka Information Technology FMS, published on 24 Nov 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
FMS developed by Otsuka Information Technology has a Reflected Cross-site Scripting vulnerability, allowing unauthenticated remote attackers to execute arbitrary JavaScript codes in user's browser through phishing attacks.
Weakness: CWE-79
Which versions are affected by CVE-2025-13589?
How do I fix CVE-2025-13589?
No fix has been published for CVE-2025-13589 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-2025-13589 being exploited?
There is no known exploitation of CVE-2025-13589 in the wild and no public exploit code.
Sources
Also known as GHSA-r3xm-9mhv-w229.