| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 3.0 | $0-$5k | 0.95+ |
Summary
A vulnerability was found in Johnson Controls TL280 up to 5.62. It has been rated as problematic. This affects an unknown part. Performing a manipulation results in risky encryption. This vulnerability is reported as CVE-2026-27871. The attack is possible to be carried out remotely. No exploit exists.
Details
A vulnerability, which was classified as problematic, was found in Johnson Controls TL280 up to 5.62. This affects an unknown function. The manipulation with an unknown input leads to a risky encryption vulnerability. CWE is classifying the issue as CWE-327. The product uses a broken or risky cryptographic algorithm or protocol. This is going to have an impact on confidentiality. The summary by CVE is:
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.
The advisory is shared at johnsoncontrols.com. This vulnerability is uniquely identified as CVE-2026-27871 since 02/24/2026. The exploitability is told to be difficult. It is possible to initiate the attack remotely. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1600 for this issue.
It is declared as proof-of-concept.
Upgrading to version 5.63 eliminates this vulnerability.
If you want to get the best quality for vulnerability data then you always have to consider VulDB.
Product
Vendor
Name
Version
- 5.0
- 5.1
- 5.2
- 5.3
- 5.4
- 5.5
- 5.6
- 5.7
- 5.8
- 5.9
- 5.10
- 5.11
- 5.12
- 5.13
- 5.14
- 5.15
- 5.16
- 5.17
- 5.18
- 5.19
- 5.20
- 5.21
- 5.22
- 5.23
- 5.24
- 5.25
- 5.26
- 5.27
- 5.28
- 5.29
- 5.30
- 5.31
- 5.32
- 5.33
- 5.34
- 5.35
- 5.36
- 5.37
- 5.38
- 5.39
- 5.40
- 5.41
- 5.42
- 5.43
- 5.44
- 5.45
- 5.46
- 5.47
- 5.48
- 5.49
- 5.50
- 5.51
- 5.52
- 5.53
- 5.54
- 5.55
- 5.56
- 5.57
- 5.58
- 5.59
- 5.60
- 5.61
- 5.62
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔒VulDB Reliability: 🔍
CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒
CVSSv3
VulDB Meta Base Score: 3.1VulDB Meta Temp Score: 3.0
VulDB Base Score: 3.1
VulDB Temp Score: 3.0
VulDB Vector: 🔒
VulDB Reliability: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Exploiting
Class: Risky encryptionCWE: CWE-327 / CWE-310
CAPEC: 🔒
ATT&CK: 🔒
Physical: No
Local: No
Remote: Yes
Availability: 🔒
Status: Proof-of-Concept
Price Prediction: 🔍
Current Price Estimation: 🔒
| 0-Day | Unlock | Unlock | Unlock | Unlock |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔒
Upgrade: TL280 5.63
Timeline
02/24/2026 CVE reserved08/14/2026 Advisory disclosed
08/14/2026 VulDB entry created
08/14/2026 VulDB entry last update
Sources
Advisory: johnsoncontrols.comStatus: Confirmed
CVE: CVE-2026-27871 (🔒)
GCVE (CVE): GCVE-0-2026-27871
GCVE (VulDB): GCVE-100-390117
Entry
Created: 08/14/2026 21:52Changes: 08/14/2026 21:52 (66)
Complete: 🔍
Cache ID: 216::103
If you want to get the best quality for vulnerability data then you always have to consider VulDB.
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