{"id":"CVE-2026-28256","aliases":["EUVD-2026-11637","GHSA-7fm4-cpxv-5vqw"],"status":"published","title":"Use of Hard-coded Credentials vulnerability in Trane Tracer SC, Tracer SC+, and Tracer Concierge","description":"A Use of Hard-coded, Security-relevant Constants vulnerability in Trane Tracer SC, Tracer SC+, and Tracer Concierge could allow an attacker to disclose sensitive information and take over accounts.","severity":{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00305,"percentile":0.23556,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-547"],"published":"2026-03-12T17:34:56Z","modified":"2026-06-17T10:28:23Z","products":[{"vendor":"trane","product":"tracer concierge"},{"vendor":"trane","product":"tracer sc"},{"vendor":"trane","product":"tracer sc+"},{"vendor":"trane","product":"tracer_concierge"},{"vendor":"trane","product":"tracer_sc\\+_firmware"},{"vendor":"trane","product":"tracer_sc_firmware"}],"references":[{"url":"https://www.cisa.gov/news-events/ics-advisories/icsa-26-071-01","tags":["government-resource","Third Party Advisory","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-28256"},{"url":"https://github.com/advisories/GHSA-7fm4-cpxv-5vqw"}],"sources":{"cve":[{"id":"CVE-2026-28256","title":"Use of Hard-coded Credentials vulnerability in Trane Tracer SC, Tracer SC+, and Tracer Concierge","description":"A Use of Hard-coded, Security-relevant Constants vulnerability in Trane Tracer SC, Tracer SC+, and Tracer Concierge could allow an attacker to disclose sensitive information and take over accounts.","status":"published","published":"2026-03-12T17:34:56.595Z","modified":"2026-03-12T18:00:32.808Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-547"],"updated_at":"2026-11-02T14:20:01.969981Z"}],"euvd":[{"id":"EUVD-2026-11637","description":"A Use of Hard-coded, Security-relevant Constants vulnerability in Trane Tracer SC, Tracer SC+, and Tracer Concierge could allow an attacker to disclose sensitive information and take over accounts.","status":"published","published":"2026-03-12T17:34:56Z","modified":"2026-03-12T18:00:32Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T19:25:35.78849Z"}],"ghsa":[{"id":"GHSA-7fm4-cpxv-5vqw","title":"A Use of Hard-coded, Security-relevant Constants vulnerability in Trane Tracer SC, Tracer SC+,...","description":"A Use of Hard-coded, Security-relevant Constants vulnerability in Trane Tracer SC, Tracer SC+, and Tracer Concierge could allow an attacker to disclose sensitive information and take over accounts.","status":"published","published":"2026-03-12T18:30:31Z","modified":"2026-03-27T12:31:06Z","cvss":[{"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"},{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:H/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"}],"cwes":["CWE-547"],"updated_at":"2026-11-02T15:06:54.074781Z"}],"nvd":[{"id":"CVE-2026-28256","description":"A Use of Hard-coded, Security-relevant Constants vulnerability in Trane Tracer SC, Tracer SC+, and Tracer Concierge could allow an attacker to disclose sensitive information and take over accounts.","status":"published","published":"2026-03-12T18:16:23.917Z","modified":"2026-06-17T10:28:23.363Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:H/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"},{"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-547"],"updated_at":"2026-11-02T14:12:09.358914Z"}]}}