CVE-2023-49976 Cross-site scripting in n/a

Medium 5.4 Published 6 Mar 2024 Updated 1 Nov 2024

Attackers can execute arbitrary web scripts via XSS in the subject parameter of the Customer Support System web application.

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-2023-49976?

CVE-2023-49976 is a medium-severity cross-site scripting vulnerability in n/a, published on 6 Mar 2024. 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 cross-site scripting (XSS) vulnerability in Customer Support System v1 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the subject parameter at /customer_support/index.php?page=new_ticket.

Weakness: CWE-79

Which versions are affected by CVE-2023-49976?

It affects 1 product.

Products include Oretnom23 Customer Support System.

How do I fix CVE-2023-49976?

No fix has been published for CVE-2023-49976 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-2023-49976 being exploited?

There is no known exploitation of CVE-2023-49976 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

Sources

Also known as GHSA-p98c-qx6j-cgvx.