CVE-2026-77054

Cleartext Storage of Sensitive Information in boneIO

MEDIUM
6.9
CVSS Score
Published: October 26, 2026 at 02:45 PM UTC
Updated: October 26, 2026 at 05:17 PM UTC
1 product affected across 1 vendorboneIO

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Severity
MEDIUM6.9
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

boneIO Black stores passwords, including the MQTT broker and web panel passwords, in cleartext. The GET /api/config endpoint returns the full configuration with sub-services passwords exposed. Any authenticated user can call the endpoint and access the administrative passwords in cleartext form. Critically, due to CVE-2026-77053 (authentication disabled by default), an unauthenticated attacker on the same local network can retrieve all passwords. This issue was fixed in version 1.6.0: web panel passwords are stored as salted scrypt hashes in a file readable only by the service account, and the API and logs no longer return secret values. The MQTT broker password has to stay recoverable because the application presents it to the broker as a client; it is kept in a separate file readable only by the service account and is no longer exposed through the API.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

Third Party Advisory
Source: cverecord
https://cert.pl/en/posts/2026/10/CVE-2026-77052
Product
Source: cverecord
https://boneio.eu/en/docs/black

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.9MEDIUMCERT-PL
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-312

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