CVE-2026-28254
High
Description
A Missing Authorization vulnerability in Trane Tracer SC, Tracer SC+, and Tracer Concierge could allow an unauthenticated attacker to access sensitive information through unprotected APIs.
SeverityHigh
CVSS7.5
Exploit probability—
ProductTrane Tracer Sc Firmware
PublishedMar 12, 2026
First seenMar 12, 2026
Weakness typeCWE-862Missing authorization
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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