{"id":"CVE-2024-56517","aliases":["EUVD-2024-3584","GHSA-ggwq-xc72-33r3"],"status":"published","title":"LGSL has a reflected XSS at /lgsl_files/lgsl_list.php","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.","severity":{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00648,"percentile":0.5136,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2024-12-30T16:36:08Z","modified":"2026-10-28T02:30:48Z","affected":[{"source":"ghsa","ecosystem":"Packagist","package":"tltneon/lgsl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"6.2.1"}]}]},{"source":"osv","ecosystem":"Packagist","package":"tltneon/lgsl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"6.2.1"}]}],"versions":["v5.10.0","v5.10.1","v5.10.2","v5.10.3","v6.0.0","v6.0.1","v6.1.0","v6.1.1","v6.2.0","v6.2.1"]}],"products":[{"vendor":"tltneon","product":"lgsl"}],"references":[{"url":"https://github.com/tltneon/lgsl/security/advisories/GHSA-ggwq-xc72-33r3","tags":["x_refsource_CONFIRM","advisory","web"]},{"url":"https://github.com/tltneon/lgsl/commit/7ecb839df9358d21f64cdbff5b2536af25a77de1","tags":["x_refsource_MISC","fix","web"]},{"url":"https://github.com/tltneon/lgsl/blob/master/lgsl_files/lgsl_list.php#L20-L24","tags":["x_refsource_MISC","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-56517","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-ggwq-xc72-33r3"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/56xxx/CVE-2024-56517.json","tags":["advisory"]},{"url":"https://github.com/tltneon/lgsl","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2024-56517","title":"LGSL has a reflected XSS at /lgsl_files/lgsl_list.php","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.","status":"published","published":"2024-12-30T16:36:08.785Z","modified":"2024-12-30T17:22:50.748Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:33:58.357949Z"}],"euvd":[{"id":"EUVD-2024-3584","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.","status":"published","published":"2024-12-30T16:36:08Z","modified":"2024-12-30T17:22:50Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium"}],"updated_at":"2026-11-03T00:04:32.209772Z"}],"ghsa":[{"id":"GHSA-ggwq-xc72-33r3","title":"LGSL has a reflected XSS at /lgsl_files/lgsl_list.php","description":"# Reflected XSS at /lgsl_files/lgsl_list.php\n\n\n**Description:**\n\nVulnerability: A reflected XSS vulnerability exists in the `Referer` HTTP header of [LGSL v6.2.1](https://github.com/tltneon/lgsl/releases/tag/v6.2.1). The vulnerability allows attackers to inject arbitrary JavaScript code, which is reflected in the HTML response without proper sanitization.\nWhen crafted malicious input is provided in the `Referer` header, it is echoed back into an HTML attribute in the application’s response.\n\n\nThe vulnerability is present at [Line 20-24](https://github.com/tltneon/lgsl/blob/master/lgsl_files/lgsl_list.php#L20-L24)\n```php\n  $uri = $_SERVER['REQUEST_URI'];\n\n  if ($lgsl_config['preloader']) {\n    $uri = $_SERVER['HTTP_REFERER'];\n  }\n```\n\n**Proof of Concept:**\n1. Capture a request to the path `/lgsl_files/lgsl_list.php`.\n2. Inject the following payload into the Referer header: `test'\u003e\u003cscript\u003ealert(1)\u003c/script\u003e\u003c`.\n3. Send the request.\n4. The XSS payload is triggered when reloading.\n![image](https://github.com/user-attachments/assets/467a6c60-db45-4520-9918-59dff819b384)\n![image](https://github.com/user-attachments/assets/c537c59e-38c2-47f0-97d8-54ee1b2018b8)\n\n\n\n**Impact:**\n\nExecution of Malicious Code\n\n","status":"published","published":"2024-12-30T16:49:28Z","modified":"2024-12-30T18:45:00Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:38:26.167657Z"}],"nvd":[{"id":"CVE-2024-56517","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.","status":"published","published":"2024-12-30T17:15:09.84Z","modified":"2026-06-17T08:12:17.05Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS: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","level":"medium","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:10:41.091507Z"}],"osv":[{"id":"CVE-2024-56517","title":"LGSL has a reflected XSS at /lgsl_files/lgsl_list.php","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.","status":"published","published":"2024-12-30T16:36:08.785Z","modified":"2026-10-28T02:30:48.666626221Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:44:44.777182Z"},{"id":"GHSA-ggwq-xc72-33r3","title":"LGSL has a reflected XSS at /lgsl_files/lgsl_list.php","description":"# Reflected XSS at /lgsl_files/lgsl_list.php\n\n\n**Description:**\n\nVulnerability: A reflected XSS vulnerability exists in the `Referer` HTTP header of [LGSL v6.2.1](https://github.com/tltneon/lgsl/releases/tag/v6.2.1). The vulnerability allows attackers to inject arbitrary JavaScript code, which is reflected in the HTML response without proper sanitization.\nWhen crafted malicious input is provided in the `Referer` header, it is echoed back into an HTML attribute in the application’s response.\n\n\nThe vulnerability is present at [Line 20-24](https://github.com/tltneon/lgsl/blob/master/lgsl_files/lgsl_list.php#L20-L24)\n```php\n  $uri = $_SERVER['REQUEST_URI'];\n\n  if ($lgsl_config['preloader']) {\n    $uri = $_SERVER['HTTP_REFERER'];\n  }\n```\n\n**Proof of Concept:**\n1. Capture a request to the path `/lgsl_files/lgsl_list.php`.\n2. Inject the following payload into the Referer header: `test'\u003e\u003cscript\u003ealert(1)\u003c/script\u003e\u003c`.\n3. Send the request.\n4. The XSS payload is triggered when reloading.\n![image](https://github.com/user-attachments/assets/467a6c60-db45-4520-9918-59dff819b384)\n![image](https://github.com/user-attachments/assets/c537c59e-38c2-47f0-97d8-54ee1b2018b8)\n\n\n\n**Impact:**\n\nExecution of Malicious Code\n\n","status":"published","published":"2024-12-30T16:49:28Z","modified":"2024-12-30T18:53:37.039895Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:46:47.822182Z"}]}}