CVE-2023-6463 SourceCodester User Registration and Login System add-user.php cross site scripting

Low 3.5 Published Updated

Remote attackers can inject malicious scripts via the first_name field in the add-user endpoint, potentially compromising user sessions.

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

What is CVE-2023-6463?

CVE-2023-6463 is a low-severity cross-site scripting vulnerability in SourceCodester User Registration and Login System, published on 1 Dec 2023. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

A vulnerability has been found in SourceCodester User Registration and Login System 1.0 and classified as problematic. Affected by this vulnerability is an unknown functionality of the file /endpoint/add-user.php. The manipulation of the argument first_name leads to cross site scripting. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-246613 was assigned to this vulnerability.

Weakness: CWE-79

Which versions are affected by CVE-2023-6463?

It affects 1 product.

Products include Remyandrade User Registration and Login System.

How do I fix CVE-2023-6463?

No fix has been published for CVE-2023-6463 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-2023-6463 being exploited?

There is no known exploitation of CVE-2023-6463 in the wild and no public exploit code.

Sources

Also known as GHSA-98jj-496m-rhwc.

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