CVE-2025-63534 Cross-site scripting in n/a

High 8.5 Published 1 Dec 2025 Updated 1 Dec 2025

An attacker can inject malicious JavaScript into login parameters, leading to script execution in the victim's browser.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2025-63534?

CVE-2025-63534 is a high-severity cross-site scripting vulnerability in n/a, published on 1 Dec 2025. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A cross-site scripting (XSS) vulnerability exists in the Blood Bank Management System 1.0 within the login.php component. The application fails to properly sanitize or encode user-supplied input before rendering it in response. An attacker can inject malicious JavaScript payloads into the msg and error parameters, which are then executed in the victim's browser when the page is viewed.

Weakness: CWE-79

Which versions are affected by CVE-2025-63534?

It affects 1 product.

Products include Shridharshukl Blood Bank Management System.

How do I fix CVE-2025-63534?

No fix has been published for CVE-2025-63534 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-2025-63534 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-63534 exists.

Sources

Also known as GHSA-hwwv-wmfr-p45h.