CVE-2023-6359 Cross-Site Scripting in Alumne LMS
An attacker can inject JavaScript via the localidad parameter in Alumne LMS to hijack 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-2023-6359?
CVE-2023-6359 is a medium-severity cross-site scripting vulnerability in Grupo Alumne Alumne LMS, published on 28 Nov 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 Cross-Site Scripting (XSS) vulnerability has been found in Alumne LMS affecting version 4.0.0.1.08. An attacker could exploit the 'localidad' parameter to inject a custom JavaScript payload and partially take over another user's browser session, due to the lack of proper sanitisation of the 'localidad' field on the /users/editmy page.
Weakness: CWE-79
Which versions are affected by CVE-2023-6359?
It affects 1 product.
Products include Grupoalumne Alumne Lms.
How do I fix CVE-2023-6359?
No fix has been published for CVE-2023-6359 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-2023-6359 being exploited?
There is no known exploitation of CVE-2023-6359 in the wild and no public exploit code.
Sources
Also known as GHSA-38jp-hqg7-hhj2.