CVE-2025-7920 Simopro Technology｜WinMatrix3 Web package - Reflected Cross-Site Scripting
Unauthenticated attackers can execute arbitrary JavaScript in user browsers via phishing, potentially leading to session hijacking or data theft.
- 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-2025-7920?
CVE-2025-7920 is a medium-severity cross-site scripting vulnerability in Simopro Technology WinMatrix3 Web package, published on 21 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
WinMatrix3 Web package developed by Simopro 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-2025-7920?
How do I fix CVE-2025-7920?
No fix has been published for CVE-2025-7920 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-2025-7920 being exploited?
There is no known exploitation of CVE-2025-7920 in the wild and no public exploit code.
Sources
Also known as GHSA-v869-2g6q-4fwq.