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Critical 9.8Published Mar 12, 2026
CVE-2026-28256A 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.
Updated under an hour ago ()
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It affects trane tracer_sc+_firmware and 2 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 9.8 CRITICAL (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-547
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Analyzed
- Record last updated
- Jun 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
trane tracer_sc+_firmware trane:tracer_sc+_firmware | before 6.3.2310 | NVD |
trane tracer_sc_firmware trane:tracer_sc_firmware | through 4.4; 4.4; 4.4; 4.4; 4.4; 4.4; 4.4 | NVD |
trane tracer_concierge trane:tracer_concierge | before 6.3.2310 | NVD |
References
- https://www.cisa.gov/news-events/ics-advisories/icsa-26-071-01third-party-advisory, us-government-resource
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.