CVE-2026-103906 json
Disabled TLS Certificate Validation Enables MITM Attacks
published 2d ago modified 2d ago also EUVD-2026-120087
- cvss
- 7.8
- version 4.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 24%
- public exploits
- 0
- none known
Summary
Use of hard-coded MQTT credentials in the AM CLUB mobile application allows an authenticated attacker to connect to the MQTT broker and access data or perform actions across tenant boundaries.
Patch / fix
- am_automatic_machines am_club 1.8.198
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Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 2d ago
Exploit prediction
0.31% chance of exploitation in the next 30 days, higher than 24% of all scored CVEs (FIRST EPSS, 2026-11-11).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 7.8 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:H/SA:N/E:U |
| CNA | 4.0 | 7.8 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:H/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
Affected products
- am_automatic_machines am_club
Classification
- Weakness
-
- CWE-798 Use of Hard-coded Credentials
References
-
github.com
/livieromarco/security-advisories/blob/main/advisories/CVE-2026-103906.md
technical-description
Sources
- CVE List CVE-2026-103906
- NVD CVE-2026-103906
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