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CVE-2026-28256 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:9.8 CRITICALVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://www.cisa.gov/news-events/ics-advisories/icsa-26-071-01 [email protected]Third Party AdvisoryUS Government Resource

Weakness Enumeration

CWE-IDCWE NameSource
CWE-547Use of Hard-coded, Security-relevant Constants[email protected]

Affected Products

ProductVersions
trane tracer sc+ firmware
< 6.3.2310

CPE

  • cpe:2.3:o:trane:tracer_sc+_firmware:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
trane tracer sc+
All versions

CPE

  • cpe:2.3:h:trane:tracer_sc+:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
trane tracer sc firmware
<= 4.4
4.4 service_pack1
4.4 service_pack2
4.4 service_pack3
4.4 service_pack4

CPE

  • cpe:2.3:o:trane:tracer_sc_firmware:*:*:*:*:*:*:*:*
  • cpe:2.3:o:trane:tracer_sc_firmware:4.4:service_pack1:*:*:*:*:*:*
  • cpe:2.3:o:trane:tracer_sc_firmware:4.4:service_pack2:*:*:*:*:*:*
  • cpe:2.3:o:trane:tracer_sc_firmware:4.4:service_pack3:*:*:*:*:*:*
  • cpe:2.3:o:trane:tracer_sc_firmware:4.4:service_pack4:*:*:*:*:*:*
  • cpe:2.3:o:trane:tracer_sc_firmware:4.4:service_pack5:*:*:*:*:*:*
  • cpe:2.3:o:trane:tracer_sc_firmware:4.4:service_pack6:*:*:*:*:*:*

Remediation

  • No remediation found in references.
trane tracer sc
All versions

CPE

  • cpe:2.3:h:trane:tracer_sc:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
trane tracer concierge
< 6.3.2310

CPE

  • cpe:2.3:a:trane:tracer_concierge:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

5 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-28256
NVD Published Date:
Mar 12, 2026
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2026-28256 Details - Not Deferred