CVE-2026-9395 json
Besen BS20 EV Charging Station BLE/UDP insufficiently protected credentials
published 2026-05-24 5 mo ago modified 2026-07-23 3 mo ago also EUVD-2026-31547
- cvss
- 3.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 5%
- public exploits
- 0
- none known
Summary
A vulnerability was identified in Besen BS20 EV Charging Station up to 20260426. Affected is an unknown function of the component BLE/UDP. The manipulation leads to insufficiently protected credentials. The attack needs to be initiated within the local network. The original disclosure mentions, that "[t]hese vulnerabilities have been reported to Besen and we have received their acknowlegement that they are reviewing this as of April 2026."
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 5 mo ago
Exploit prediction
0.16% chance of exploitation in the next 30 days, higher than 5% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 5.1 | CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P |
| CNA | 3.1 | 3.5 | CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R |
| CNA | 3.0 | 3.5 | CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R |
| CNA | 2.0 | 2.7 | AV:A/AC:L/Au:S/C:P/I:N/A:N/E:POC/RL:ND/RC:UR |
| CNA | 4.0 | 2.0 | CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/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 |
| CNA | 3.1 | 3.5 | CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |
| CNA | 2.0 | 2.7 | AV:A/AC:L/Au:S/C:P/I:N/A:N |
Affected products
- Besen BS20 EV Charging Station
Classification
- Weakness
-
- CWE-522 Insufficiently Protected Credentials
References
-
vuldb.com
/vuln/365376
vdb-entry
-
vuldb.com
/vuln/365376/cti
signature, permissions-required
-
vuldb.com
/submit/813572
third-party-advisory
-
github.com
/carfeii/besen#finding-2-cleartext-credential-exposure-via-ble-and-udp-in-besen-home-ev-charging-station
related
Sources
- CVE List CVE-2026-9395
- NVD CVE-2026-9395
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