{"id":"CVE-2026-102337","aliases":["EUVD-2026-117193","GHSA-x8qr-rx2g-f23g"],"status":"published","title":"Webmin: SSRF exploit in Upload and Download and File Manager modules","description":"Webmin is a web-based system administration tool for Unix-like servers. Prior to 2.652, untrusted users with access to the File Manager or Upload and Download modules can direct Webmin's server-side URL download functionality to non-public network addresses because download destinations are not restricted by resolved IP address. This allows requests to unauthenticated intranet services or cloud-provider instance metadata endpoints that are inaccessible from the user's own system. This issue is fixed in 2.652.","severity":{"version":"4.0","score":4.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:H/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-14","score":0.00515,"percentile":0.44432,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-918"],"published":"2026-11-04T22:56:51Z","modified":"2026-11-05T10:45:37Z","products":[{"vendor":"webmin","product":"webmin"}],"references":[{"url":"https://github.com/webmin/webmin/security/advisories/GHSA-x8qr-rx2g-f23g","tags":["x_refsource_CONFIRM","advisory"]},{"url":"https://github.com/webmin/webmin/pull/2789","tags":["x_refsource_MISC","fix"]},{"url":"https://github.com/webmin/webmin/commit/5b6b43ac3d09ff582c1fa89d9589324f02320c42","tags":["x_refsource_MISC","fix"]},{"url":"https://github.com/webmin/webmin/commit/e805319233c5a6837e97b35a329c6bb2cad82657","tags":["x_refsource_MISC","fix"]},{"url":"https://github.com/webmin/webmin/commit/f62fd9e23adc9dc7c65ff75b31d10ae3e7eadc90","tags":["x_refsource_MISC","fix"]},{"url":"https://github.com/webmin/webmin/releases/tag/2.652","tags":["x_refsource_MISC","web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/102xxx/CVE-2026-102337.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-102337","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-102337","title":"Webmin: SSRF exploit in Upload and Download and File Manager modules","description":"Webmin is a web-based system administration tool for Unix-like servers. Prior to 2.652, untrusted users with access to the File Manager or Upload and Download modules can direct Webmin's server-side URL download functionality to non-public network addresses because download destinations are not restricted by resolved IP address. This allows requests to unauthenticated intranet services or cloud-provider instance metadata endpoints that are inaccessible from the user's own system. This issue is fixed in 2.652.","status":"published","published":"2026-11-04T22:56:51.12Z","modified":"2026-11-09T22:04:46.336Z","cvss":[{"version":"4.0","score":4.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:H/SI:N/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-918"],"updated_at":"2026-11-09T23:35:21.200784Z"}],"euvd":[{"id":"EUVD-2026-117193","description":"Webmin is a web-based system administration tool for Unix-like servers. Prior to 2.652, untrusted users with access to the File Manager or Upload and Download modules can direct Webmin's server-side URL download functionality to non-public network addresses because download destinations are not restricted by resolved IP address. This allows requests to unauthenticated intranet services or cloud-provider instance metadata endpoints that are inaccessible from the user's own system. This issue is fixed in 2.652.","status":"published","published":"2026-11-04T22:56:51Z","modified":"2026-11-09T22:04:46Z","cvss":[{"version":"4.0","score":4.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:H/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-09T23:18:32.235826Z"}],"nvd":[{"id":"CVE-2026-102337","description":"Webmin is a web-based system administration tool for Unix-like servers. Prior to 2.652, untrusted users with access to the File Manager or Upload and Download modules can direct Webmin's server-side URL download functionality to non-public network addresses because download destinations are not restricted by resolved IP address. This allows requests to unauthenticated intranet services or cloud-provider instance metadata endpoints that are inaccessible from the user's own system. This issue is fixed in 2.652.","status":"published","published":"2026-11-04T23:17:17.873Z","modified":"2026-11-09T22:18:21.79Z","cvss":[{"version":"4.0","score":4.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:H/SI:N/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-918"],"updated_at":"2026-11-09T23:16:04.854042Z"}],"osv":[{"id":"CVE-2026-102337","title":"Webmin: SSRF exploit in Upload and Download and File Manager modules","description":"Webmin is a web-based system administration tool for Unix-like servers. Prior to 2.652, untrusted users with access to the File Manager or Upload and Download modules can direct Webmin's server-side URL download functionality to non-public network addresses because download destinations are not restricted by resolved IP address. This allows requests to unauthenticated intranet services or cloud-provider instance metadata endpoints that are inaccessible from the user's own system. This issue is fixed in 2.652.","status":"published","published":"2026-11-04T22:56:51.12Z","modified":"2026-11-11T02:30:53.536948245Z","cvss":[{"version":"4.0","score":4.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:H/SI:N/SA:N","level":"medium"}],"cwes":["CWE-918"],"updated_at":"2026-11-10T10:57:25.458985Z"}]}}