CVE-2025-56605 Cross-site scripting in n/a
Reflected XSS in register.php allows attackers to execute arbitrary JavaScript in victims' browsers via the mobile parameter.
- 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-2025-56605?
CVE-2025-56605 is a medium-severity cross-site scripting vulnerability in n/a, published on 26 Feb 2026. 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 the register.php backend script of PuneethReddyHC Event Management System 1.0. The mobile POST parameter is improperly validated and echoed back in the HTTP response without sanitization, allowing an attacker to inject and execute arbitrary JavaScript code in the victim's browser.
Weakness: CWE-79
Which versions are affected by CVE-2025-56605?
How do I fix CVE-2025-56605?
No fix has been published for CVE-2025-56605 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-2025-56605 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-56605 exists.
Public exploit code: 1 proofs of concept on GitHub.
Sources
Also known as GHSA-ccw4-mq8x-wr3j.