CVE-2024-56517 LGSL has a reflected XSS at /lgsl_files/lgsl_list.php
Attackers can inject arbitrary JavaScript via the Referer header in LGSL, leading to reflected XSS and potential code execution in victim browsers.
- 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
- None listed
What is CVE-2024-56517?
CVE-2024-56517 is a medium-severity cross-site scripting vulnerability in tltneon lgsl, published on 30 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 lists for online video games. Versions up to and including 6.2.1 contain a reflected cross-site scripting vulnerability in the `Referer` HTTP header. The vulnerability allows attackers to inject arbitrary JavaScript code, which is reflected in the HTML response without proper sanitization. When crafted malicious input is provided in the `Referer` header, it is echoed back into an HTML attribute in the application’s response. Commit 7ecb839df9358d21f64cdbff5b2536af25a77de1 contains a patch for the issue.
Weakness: CWE-79
Which versions are affected by CVE-2024-56517?
2 open source packages ship an affected version, including tltneon/lgsl.
| Package | Affected | Fixed in |
|---|---|---|
tltneon/lgsl Packagist | All versions to 6.2.1 | None |
tltneon/lgsl Packagist | All versions to 6.2.1 | None |
How do I fix CVE-2024-56517?
No fix has been published for CVE-2024-56517 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-2024-56517 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-56517 exists.
Sources
Also known as GHSA-ggwq-xc72-33r3.