TL280

Answer in brief

CVE-2026-27871 records a Low severity (CVSS 2.9) vulnerability in TL280. The current sources do not mark it as known exploited. The current feed maps Johnson Controls/TL280 (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Aug 14, 2026Updated Sep 3, 2026Source checked Sep 29, 2026First seen by HOL Aug 14, 2026Material review Sep 3, 2026

Upstream Advisory

Key facts

Risk: Low · CVSS 2.9
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Available

Why this deserves its current priority

CVSS is 2.9. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Johnson Controls/TL280 (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
Johnson Controls/TL280generic	>=0 <5.63	5.63

Recommended response

Check inventory. Check lockfiles and deployed manifests for Johnson Controls/TL280.
Review the reported fix. Update Johnson Controls/TL280 to 5.63 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

Published upstream
Aug 14, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Sep 3, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Aug 14, 2026

Sources and claim methodology

Source referencejohnsoncontrols.com

Upstream source description

Cwe-327 Use of a Broken or Risky Cryptographic Algorithm vulnerability in Johnson Controls TL280 allows Cryptanalytic Attack. This issue affects TL280: before 5.63.

Quoted source text, attributed separately from HOL analysis.