CVE-2026-9395: Besen BS20 EV Charging Station BLE/UDP insufficiently protected credentials

Severity: low (CVSS 3.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-05-24 · updated 2026-07-23
Weakness: CWE-522

Description

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."

Affected products

Besen BS20 EV Charging Station: 20260426

References

https://github.com/carfeii/besen#finding-2-cleartext-credential-exposure-via-ble-and-udp-in-besen-home-ev-charging-station
https://vuldb.com/submit/813572
https://vuldb.com/vuln/365376
https://vuldb.com/vuln/365376/cti

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