Vulnerability · Published Mar 12, 2026 · Assigned by icscert
CVE-2026-28256Use of Hard-coded Credentials vulnerability in Trane Tracer SC, Tracer SC+, and Tracer Concierge
Medium 6.9
In plain English
A medium-severity security flaw in Tracer Concierge from Trane. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 20% of all known vulnerabilities).
Severity (CVSS 4.0)6.9Medium
Exploit odds (30 days)0.3%top 79.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Trane | Tracer SC | 0 – before v4.4 SP7 |
| Trane | Tracer SC+ | 0 – before v6.3.2310 |
| Trane | Tracer Concierge | 0 – before v6.3.2310 |
Weakness: CWE-547 · 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
References
- https://www.cisa.gov/news-events/ics-advisories/icsa-26-071-01 government-resource