{"id":"CVE-2025-66256","aliases":["EUVD-2025-199676","GHSA-hg79-vv5q-whmg"],"status":"published","title":"Unauthenticated Arbitrary File Upload (patch_contents.php)","description":"Unauthenticated Arbitrary File Upload (patch_contents.php) in DB Electronica Telecomunicazioni S.p.A. Mozart FM Transmitter versions 30, 50, 100, 300, 500, 1000, 2000, 3000, 3500, 6000, 7000 allows an attacker to perform Unrestricted file upload in patch_contents.php allows uploading malicious files.\n\nThe `/var/tdf/patch_contents.php` endpoint allows unauthenticated arbitrary file uploads without file type validation, MIME checking, or size restrictions beyond 16MB, enabling attackers to upload malicious files.","severity":{"version":"4.0","score":9.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:L/SC:H/SI:N/SA:N","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00469,"percentile":0.41013,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-434"],"published":"2025-11-26T00:41:08Z","modified":"2026-10-18T20:10:00Z","products":[{"vendor":"db electronica telecomunicazioni s.p.a.","product":"mozart fm transmitter"},{"vendor":"dbbroadcast","product":"mozart_dds_next_1000_firmware"},{"vendor":"dbbroadcast","product":"mozart_dds_next_100_firmware"},{"vendor":"dbbroadcast","product":"mozart_dds_next_2000_firmware"},{"vendor":"dbbroadcast","product":"mozart_dds_next_3000_firmware"},{"vendor":"dbbroadcast","product":"mozart_dds_next_300_firmware"},{"vendor":"dbbroadcast","product":"mozart_dds_next_30_firmware"},{"vendor":"dbbroadcast","product":"mozart_dds_next_3500_firmware"},{"vendor":"dbbroadcast","product":"mozart_dds_next_500_firmware"},{"vendor":"dbbroadcast","product":"mozart_dds_next_50_firmware"},{"vendor":"dbbroadcast","product":"mozart_dds_next_6000_firmware"},{"vendor":"dbbroadcast","product":"mozart_dds_next_7000_firmware"},{"vendor":"dbbroadcast","product":"mozart_next_1000_firmware"},{"vendor":"dbbroadcast","product":"mozart_next_100_firmware"},{"vendor":"dbbroadcast","product":"mozart_next_2000_firmware"},{"vendor":"dbbroadcast","product":"mozart_next_3000_firmware"},{"vendor":"dbbroadcast","product":"mozart_next_300_firmware"},{"vendor":"dbbroadcast","product":"mozart_next_30_firmware"},{"vendor":"dbbroadcast","product":"mozart_next_3500_firmware"},{"vendor":"dbbroadcast","product":"mozart_next_500_firmware"},{"vendor":"dbbroadcast","product":"mozart_next_50_firmware"},{"vendor":"dbbroadcast","product":"mozart_next_6000_firmware"},{"vendor":"dbbroadcast","product":"mozart_next_7000_firmware"}],"references":[{"url":"https://www.abdulmhsblog.com/posts/webfmvulns/","tags":["exploit","technical-description","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-66256"},{"url":"https://www.abdulmhsblog.com/posts/webfmvulns"},{"url":"https://github.com/advisories/GHSA-hg79-vv5q-whmg"}],"sources":{"cve":[{"id":"CVE-2025-66256","title":"Unauthenticated Arbitrary File Upload (patch_contents.php)","description":"Unauthenticated Arbitrary File Upload (patch_contents.php) in DB Electronica Telecomunicazioni S.p.A. Mozart FM Transmitter versions 30, 50, 100, 300, 500, 1000, 2000, 3000, 3500, 6000, 7000 allows an attacker to perform Unrestricted file upload in patch_contents.php allows uploading malicious files.\n\nThe `/var/tdf/patch_contents.php` endpoint allows unauthenticated arbitrary file uploads without file type validation, MIME checking, or size restrictions beyond 16MB, enabling attackers to upload malicious files.","status":"published","published":"2025-11-26T00:41:08.666Z","modified":"2025-12-03T16:13:49.513Z","cvss":[{"version":"4.0","score":9.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:L/SC:H/SI:N/SA:N","level":"critical","assessor":"cna"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:32:53.157279Z"}],"euvd":[{"id":"EUVD-2025-199676","description":"Unauthenticated Arbitrary File Upload (patch_contents.php) in DB Electronica Telecomunicazioni S.p.A. Mozart FM Transmitter versions 30, 50, 100, 300, 500, 1000, 2000, 3000, 3500, 6000, 7000 allows an attacker to perform Unrestricted file upload in patch_contents.php allows uploading malicious files.\n\nThe `/var/tdf/patch_contents.php` endpoint allows unauthenticated arbitrary file uploads without file type validation, MIME checking, or size restrictions beyond 16MB, enabling attackers to upload malicious files.","status":"published","published":"2025-11-26T00:41:08Z","modified":"2025-12-03T16:13:49Z","cvss":[{"version":"4.0","score":9.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:L/SC:H/SI:N/SA:N","level":"critical"}],"updated_at":"2026-11-02T19:49:10.321316Z"}],"ghsa":[{"id":"GHSA-hg79-vv5q-whmg","title":"Unauthenticated Arbitrary File Upload (patch_contents.php) in DB Electronica Telecomunicazioni S...","description":"Unauthenticated Arbitrary File Upload (patch_contents.php) in DB Electronica Telecomunicazioni S.p.A. Mozart FM Transmitter versions 30, 50, 100, 300, 500, 1000, 2000, 3000, 3500, 6000, 7000 allows an attacker to perform Unrestricted file upload in patch_contents.php allows uploading malicious files.\n\nThe `/var/tdf/patch_contents.php` endpoint allows unauthenticated arbitrary file uploads without file type validation, MIME checking, or size restrictions beyond 16MB, enabling attackers to upload malicious files.","status":"published","published":"2025-11-26T03:30:21Z","modified":"2025-12-03T18:31:29Z","cvss":[{"version":"4.0","score":9.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:L/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":"critical"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T15:05:01.902395Z"}],"nvd":[{"id":"CVE-2025-66256","description":"Unauthenticated Arbitrary File Upload (patch_contents.php) in DB Electronica Telecomunicazioni S.p.A. Mozart FM Transmitter versions 30, 50, 100, 300, 500, 1000, 2000, 3000, 3500, 6000, 7000 allows an attacker to perform Unrestricted file upload in patch_contents.php allows uploading malicious files.\n\nThe `/var/tdf/patch_contents.php` endpoint allows unauthenticated arbitrary file uploads without file type validation, MIME checking, or size restrictions beyond 16MB, enabling attackers to upload malicious files.","status":"published","published":"2025-11-26T01:16:08.86Z","modified":"2026-10-18T20:10:00.11Z","cvss":[{"version":"4.0","score":9.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:L/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":"critical","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:11:46.94029Z"}]}}