CVE-2024-56361 Stored Cross-Site Scripting (XSS) in lgsl v7.0
Attackers can inject malicious scripts via game server info endpoints, leading to code execution in the context of users viewing the list.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2024-56361?
CVE-2024-56361 is a medium-severity cross-site scripting vulnerability in tltneon lgsl, published on 26 Dec 2024. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
LGSL (Live Game Server List) provides online status for games. Before 7.0.0, a stored cross-site scripting (XSS) vulnerability was identified in lgsl. The function lgsl_query_40 in lgsl_protocol.php has implemented an HTTP crawler. This function makes a request to the registered game server, and upon crawling the malicious /info endpoint with our payload, will render our javascript on the info page. This information is being displayed via lgsl_details.php. This vulnerability is fixed in 7.0.0.
Weakness: CWE-79
Which versions are affected by CVE-2024-56361?
2 open source packages ship an affected version, including tltneon/lgsl.
| Package | Affected | Fixed in |
|---|---|---|
tltneon/lgsl Packagist | All versions | 7.0.0 |
tltneon/lgsl Packagist | All versions | 7.0.0 |
How do I fix CVE-2024-56361?
Upgrade tltneon/lgsl to 7.0.0 or later.
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-2024-56361 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-56361 exists.
Sources
Also known as GHSA-xx95-62h6-h7v3.