CVE-2026-3402 PHPGurukul Student Record Management System edit-course.php cross site scripting

Medium 4.8 Published Updated

Remote attackers can inject malicious scripts via the Course Short Name field in the Student Record Management System, potentially compromising user sessions.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2026-3402?

CVE-2026-3402 is a medium-severity cross-site scripting vulnerability in PHPGurukul Student Record Management System, published on 2 Mar 2026. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

A security vulnerability has been detected in PHPGurukul Student Record Management System up to 1.0. This vulnerability affects unknown code of the file /edit-course.php. Such manipulation of the argument Course Short Name leads to cross site scripting. The attack can be executed remotely. The exploit has been disclosed publicly and may be used.

Weakness: CWE-94, CWE-79

Which versions are affected by CVE-2026-3402?

It affects 1 product.

Products include Phpgurukul Student Record System.

How do I fix CVE-2026-3402?

No fix has been published for CVE-2026-3402 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-2026-3402 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-3402 exists.

Sources

Also known as GHSA-xxj6-rqj3-p32w.

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