{"id":"CVE-2026-22553","aliases":["EUVD-2026-8564","GHSA-wxjg-wxm8-w2qc"],"status":"published","title":"InSAT MasterSCADA BUK-TS OS Command Injection","description":"All versions of InSAT MasterSCADA BUK-TS are susceptible to OS command injection through a field in its MMadmServ web interface. Malicious users that use the vulnerable endpoint are potentially able to cause remote code execution.","severity":{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.0163,"percentile":0.7642,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-78"],"published":"2026-02-24T20:56:14Z","modified":"2026-06-17T10:20:04Z","exploits":[{"source":"pocgithub","id":"mbanyamer/CVE-2026-22553-InSAT-MasterSCADA-BUK-TS-MMadmServ","title":"mbanyamer/CVE-2026-22553-InSAT-MasterSCADA-BUK-TS-MMadmServ","date":"2026-05-14","url":"https://github.com/mbanyamer/CVE-2026-22553-InSAT-MasterSCADA-BUK-TS-MMadmServ"}],"products":[{"vendor":"insat","product":"masterscada"},{"vendor":"insat","product":"masterscada buk-ts"}],"references":[{"url":"https://www.cisa.gov/news-events/ics-advisories/icsa-26-055-01","tags":["US Government Resource","VDB Entry"]},{"url":"https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-055-01.json","tags":["Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-22553"},{"url":"https://github.com/advisories/GHSA-wxjg-wxm8-w2qc"}],"sources":{"cve":[{"id":"CVE-2026-22553","title":"InSAT MasterSCADA BUK-TS OS Command Injection","description":"All versions of InSAT MasterSCADA BUK-TS are susceptible to OS command injection through a field in its MMadmServ web interface. Malicious users that use the vulnerable endpoint are potentially able to cause remote code execution.","status":"published","published":"2026-02-24T20:56:14.099Z","modified":"2026-02-26T19:39:01.753Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical","assessor":"cna"},{"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":"cna"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T13:39:05.585774Z"}],"euvd":[{"id":"EUVD-2026-8564","description":"All versions of InSAT MasterSCADA BUK-TS are susceptible to OS command injection through a field in its MMadmServ web interface. Malicious users that use the vulnerable endpoint are potentially able to cause remote code execution.","status":"published","published":"2026-02-24T20:56:14Z","modified":"2026-02-26T19:39:01Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical"}],"updated_at":"2026-11-02T19:48:14.645703Z"}],"ghsa":[{"id":"GHSA-wxjg-wxm8-w2qc","title":"All versions of InSAT MasterSCADA BUK-TS are susceptible to OS command injection through a field...","description":"All versions of InSAT MasterSCADA BUK-TS are susceptible to OS command injection through a field in its MMadmServ web interface. Malicious users that use the vulnerable endpoint are potentially able to cause remote code execution.","status":"published","published":"2026-02-24T21:31:47Z","modified":"2026-02-24T21:31:51Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/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-78"],"updated_at":"2026-11-02T15:06:21.586241Z"}],"nvd":[{"id":"CVE-2026-22553","description":"All versions of InSAT MasterSCADA BUK-TS are susceptible to OS command injection through a field in its MMadmServ web interface. Malicious users that use the vulnerable endpoint are potentially able to cause remote code execution.","status":"published","published":"2026-02-24T21:16:28.713Z","modified":"2026-06-17T10:20:04.347Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/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":"secondary"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:12:07.027269Z"}]}}