myhoard: Transmission of Private Resources into a New Sphere
CVE-2025-67745 is a high-severity transmission of private resources into a new sphere vulnerability in myhoard from Aiven-Open, with a CVSS 3.1 base score of 7.5 out of 10. It can be exploited remotely over the network by an unauthenticated attacker, without any action from a user. Affected myhoard versions: >= 1.0.1, < 1.3.0. The record does not name a fixed version, so check the vendor advisory. There is no confirmed exploitation so far. EPSS estimates a 0.16% chance of exploitation within 30 days, which is low compared with other CVEs.
High severity with no evidence of exploitation so far.
What to do
- Check which version of myhoard you run against the affected versions below, and install the vendor's latest release.
- Read the advisory on github.com for workarounds and exact fixed builds.
- Until you can update, restrict network access to the affected service so it is not reachable from untrusted networks.
Affected products and versions
| Vendor | Product | Affected versions | Fixed in |
|---|---|---|---|
| Aiven-Open | myhoard | >= 1.0.1, < 1.3.0 | Not stated |
Version data comes from the organisation that assigned the CVE. Confirm against the vendor advisory before deciding you are unaffected.
How the severity score breaks down
- Attack vector
- NetworkCan be exploited remotely over a network, including the internet.
- Attack complexity
- LowNo special conditions are needed; the attack works reliably.
- Privileges required
- NoneNo account or login is needed.
- User interaction
- NoneNo action by a victim is required.
- Scope
- UnchangedImpact stays within the vulnerable component.
- Confidentiality
- HighAll data handled by the component can be read.
- Integrity
- NoneNothing can be modified.
- Availability
- NoneAvailability is not affected.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N. Scored by NVD.
| Scoring system | Score | Severity | Scored by |
|---|---|---|---|
| CVSS 3.1 | 7.1 | High | CNA (github.com) |
| CVSS 3.1 | 7.5 | High | NVD |
Official 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.
Source: the CVE record as published by its numbering authority, via NVD and CVE.org.
The underlying weakness: Transmission of Private Resources into a New Sphere
The product makes resources available to untrusted parties when those resources are only intended to be accessed by the product.
More Transmission of Private Resources into a New Sphere vulnerabilities (CWE-402)
Timeline
- CVE record published.
- CISA published its SSVC assessment (exploitation: none, automatable: no, technical impact: partial).
- Record last changed materially (score, affected products, status or references).
References
Patches and release notes
Recent Transmission of Private Resources into a New Sphere vulnerabilities
- 8.2 High severity
- 8.1 High severity
- 9.1 Critical severity
- 7.5 High severity
- 7.5 High severity
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