CVE-2024-56517
CVE-2024-56517 is a medium-severity vulnerability with a CVSS 4.0 base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.
Key facts
- Severity: Medium (CVSS 4.0 base score 5.3)
- EPSS exploit prediction: 1% (45th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2024-3584
- Weakness: CWE-79
- Published:
- Last modified:
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.
Frequently asked questions
- What is CVE-2024-56517?
- 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.
- How severe is CVE-2024-56517?
- CVE-2024-56517 has a CVSS 4.0 base score of 5.3, rated medium severity.
- Is CVE-2024-56517 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2024-56517?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2024-56517 have an EU (EUVD) identifier?
- Yes. CVE-2024-56517 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-3584.
- When was CVE-2024-56517 published?
- CVE-2024-56517 was published on 2024-12-30 and last updated on 2026-06-17.
References
- https://github.com/tltneon/lgsl/blob/master/lgsl_files/lgsl_list.php#L20-L24
- https://github.com/tltneon/lgsl/commit/7ecb839df9358d21f64cdbff5b2536af25a77de1
- https://github.com/tltneon/lgsl/security/advisories/GHSA-ggwq-xc72-33r3
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