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CVE-2024-56517

LGSL has a reflected XSS at /lgsl_files/lgsl_list.php

5.3 Medium

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.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
Passive

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
None

Exploit likelihood

0.65%Up 0.6 points since Dec 31, 2024
90%50%10%1%

What each source reports

CVE List Score used 5.3

LGSL has a reflected XSS at /lgsl_files/lgsl_list.php

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.

Record
CVE-2024-56517
CVSS 4.0
5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
Weakness
CWE-79
Updated
2026-11-02
EUVDEUVD-2024-3584 5.3

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.

Record
EUVD-2024-3584
CVSS 4.0
5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
Updated
2026-11-03
GitHub AdvisoriesGHSA-ggwq-xc72-33r3 5.3

LGSL has a reflected XSS at /lgsl_files/lgsl_list.php

Reflected XSS at /lgsl_files/lgsl_list.php

Description:

Vulnerability: A reflected XSS vulnerability exists in the Referer HTTP header of LGSL v6.2.1. 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.

The vulnerability is present at Line 20-24

  $uri = $_SERVER['REQUEST_URI'];

  if ($lgsl_config['preloader']) {
    $uri = $_SERVER['HTTP_REFERER'];
  }

Proof of Concept:

  1. Capture a request to the path /lgsl_files/lgsl_list.php.
  2. Inject the following payload into the Referer header: test'><script>alert(1)</script><.
  3. Send the request.
  4. The XSS payload is triggered when reloading.

Impact:

Execution of Malicious Code

Record
GHSA-ggwq-xc72-33r3
CVSS 4.0
5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
Weakness
CWE-79
Updated
2026-11-02
NVD 5.3

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.

Record
CVE-2024-56517
CVSS 4.0
5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Weakness
CWE-79
Updated
2026-11-02
OSV 5.3

LGSL has a reflected XSS at /lgsl_files/lgsl_list.php

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.

Record
CVE-2024-56517
CVSS 4.0
5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
Weakness
CWE-79
Updated
2026-11-02
OSVGHSA-ggwq-xc72-33r3 5.3

LGSL has a reflected XSS at /lgsl_files/lgsl_list.php

Reflected XSS at /lgsl_files/lgsl_list.php

Description:

Vulnerability: A reflected XSS vulnerability exists in the Referer HTTP header of LGSL v6.2.1. 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.

The vulnerability is present at Line 20-24

  $uri = $_SERVER['REQUEST_URI'];

  if ($lgsl_config['preloader']) {
    $uri = $_SERVER['HTTP_REFERER'];
  }

Proof of Concept:

  1. Capture a request to the path /lgsl_files/lgsl_list.php.
  2. Inject the following payload into the Referer header: test'><script>alert(1)</script><.
  3. Send the request.
  4. The XSS payload is triggered when reloading.

Impact:

Execution of Malicious Code

Record
GHSA-ggwq-xc72-33r3
CVSS 4.0
5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
Weakness
CWE-79
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
tltneon/lgsl
Packagist
 through 6.2.1 None known
tltneon/lgsl
Packagist
 through 6.2.1, plus listed versions
v5.10.0v5.10.1v5.10.2v5.10.3v6.0.0
Show 5 moreShow less
v6.0.1v6.1.0v6.1.1v6.2.0v6.2.1
 None known

History

History
RecordedChangedSources
aliases, publishedEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2024-56517 is a medium vulnerability (CVSS 5.3) in Tltneon Lgsl, published December 30, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.65%, the 51st percentile. No source names a fixed version.

References

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