CVE-2026-28255
Critical
Description
A Use of Hard-coded Credentials vulnerability in Trane Tracer SC, Tracer SC+, and Tracer Concierge could allow an attacker to disclose sensitive information and take over accounts.
SeverityCritical
CVSS9.8
Exploit probability—
ProductTrane Tracer Sc Firmware
PublishedMar 12, 2026
First seenMar 12, 2026
Weakness typeCWE-798Hard-coded credentials
How to fix
Update
- trane tracer_sc\+_firmware6.3.2310 or later
- trane tracer_concierge6.3.2310 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| trane tracer_sc_firmware | v ≤ 4.4, 4.4 | — |
| trane tracer_sc\+_firmware | v < 6.3.2310 | 6.3.2310 |
| trane tracer_concierge | v < 6.3.2310 | 6.3.2310 |
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