CVE-2025-67745: Myhoard logs backup encryption key in plain text

Severity: high (CVSS 7.5 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: 2025-12-18 · updated 2026-06-17
Weakness: CWE-402

Description

MyHoard is a daemon for creating, managing and restoring MySQL backups. Starting in version 1.0.1 and prior to version 1.3.0, in some cases, myhoard logs the whole backup info, including the encryption key. Version 1.3.0 fixes the issue. As a workaround, direct logs into /dev/null.

Affected products

Aiven-Open myhoard: from 1.0.1 before 1.3.0 — fixed in 1.3.0

How to fix

Upgrade to a fixed version: Aiven-Open myhoard 1.3.0. Check the vendor advisory for mitigations.

References

https://github.com/Aiven-Open/myhoard/commit/fac89793bfc8c81ae040aadf5292f5d0100b6640
https://github.com/Aiven-Open/myhoard/security/advisories/GHSA-v42r-6hr9-4hcr

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