by Kastro
Paper/Archive/CVE-2026-28256

CVE-2026-28256

Trane Tracer SC — Use of Hard-coded Credentials vulnerability in Trane Tracer SC, Tracer SC+, and Tracer Concierge

EPSS 0.3%CVSS 9.8
critical.is priorityof 100
33
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 20.2.202 × 204.0No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
Tracer SC< v4.4 SP7v4.4 SP7CNA
Tracer SC+< v6.3.2310v6.3.2310CNA
Tracer Concierge< v6.3.2310v6.3.2310CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
icscert (CNA)6.9CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: partial

References

refcisa.gov/news-events/ics-advisories/icsa-26-071-01