CVE-2026-90694 SourceCodester Inventory Management System Customer Management customers_handler.php cross site scripting
Remote attackers can inject malicious scripts via the Customer_Name field in the Customer Management module, 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-2026-90694?
CVE-2026-90694 is a medium-severity cross-site scripting vulnerability in SourceCodester Inventory Management System, published on 14 Sep 2026. 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 Inventory Management System 1.0. Affected is an unknown function of the file /api/customers_handler.php of the component Customer Management Module. Such manipulation of the argument Customer_Name leads to cross site scripting. The attack can be executed remotely. The exploit has been disclosed to the public and may be used.
Which versions are affected by CVE-2026-90694?
How do I fix CVE-2026-90694?
No fix has been published for CVE-2026-90694 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-2026-90694 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-90694 exists.
Sources
Also known as GHSA-px7f-69fg-r4cw.