{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-28256", "assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "state": "PUBLISHED", "assignerShortName": "icscert", "dateReserved": "2026-02-25T17:06:34.954Z", "datePublished": "2026-03-12T17:34:56.595Z", "dateUpdated": "2026-03-12T18:00:32.808Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "shortName": "icscert", "dateUpdated": "2026-03-12T17:34:56.595Z" }, "title": "Use of Hard-coded Credentials vulnerability in Trane Tracer SC, Tracer SC+, and Tracer Concierge", "problemTypes": [ { "descriptions": [ { "lang": "en", "cweId": "CWE-547", "description": "CWE-547 Use of hard-coded, security-relevant constants", "type": "CWE" } ] } ], "affected": [ { "vendor": "Trane", "product": "Tracer SC", "versions": [ { "status": "affected", "version": "0", "lessThan": "v4.4 SP7", "versionType": "custom" } ], "defaultStatus": "unaffected" }, { "vendor": "Trane", "product": "Tracer SC+", "versions": [ { "status": "affected", "version": "0", "lessThan": "v6.3.2310", "versionType": "custom" } ], "defaultStatus": "unaffected" }, { "vendor": "Trane", "product": "Tracer Concierge", "versions": [ { "status": "affected", "version": "0", "lessThan": "v6.3.2310", "versionType": "custom" } ], "defaultStatus": "unaffected" } ], "descriptions": [ { "lang": "en", "value": "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.", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "
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.
" } ] } ], "references": [ { "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-26-071-01", "tags": [ "government-resource" ] } ], "metrics": [ { "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ], "cvssV4_0": { "attackVector": "NETWORK", "attackComplexity": "HIGH", "attackRequirements": "NONE", "privilegesRequired": "HIGH", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "NONE", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "MEDIUM", "baseScore": 6.9, "vectorString": "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" } } ], "solutions": [ { "lang": "en", "value": "Trane has released the following versions of Tracer SC+ for users to upgrade to:\n\n * CVE-2026-28255: Trane has implemented enhanced cloud security controls to mitigate this vulnerability.", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "Trane has released the following versions of Tracer SC+ for users to upgrade to: