CVE-2026-28255

CRITICAL

Trane Tracer SC/SC+/Concierge - Auth Bypass

Title source: llm
STIX 2.1

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.

Scores

CVSS v3 9.8
EPSS 0.0005
EPSS Percentile 15.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-798
Status published
Products (4)
trane/tracer_concierge < 6.3.2310
trane/tracer_sc\+_firmware < 6.3.2310
trane/tracer_sc_firmware 4.4 service_pack1 (6 CPE variants)
trane/tracer_sc_firmware < 4.4
Published Mar 12, 2026
Tracked Since Mar 13, 2026