CVE-2025-47274
CVE-2025-47274 is a low-severity vulnerability with a CVSS 4.0 base score of 2.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-311.
Key facts
- Severity: Low (CVSS 4.0 base score 2.4)
- EPSS exploit prediction: 0% (1st percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-14322
- Weakness: CWE-311
- Published:
- Last modified:
Description
ToolHive is a utility designed to simplify the deployment and management of Model Context Protocol (MCP) servers. Due to the ordering of code used to start an MCP server container, versions of ToolHive prior to 0.0.33 inadvertently store secrets in the run config files which are used to restart stopped containers. This means that an attacker who has access to the home folder of the user who starts the MCP server can read secrets without needing access to the secrets store itself. This only applies to secrets which were used in containers whose run configs exist at a point in time - other secrets remaining inaccessible. ToolHive 0.0.33 fixes the issue. Some workarounds are available. Stop and delete any running MCP servers, or manually remove any runconfigs from `$HOME/Library/Application Support/toolhive/runconfigs/` (macOS) or `$HOME/.state/toolhive/runconfigs/` (Linux).
Frequently asked questions
- What is CVE-2025-47274?
- ToolHive is a utility designed to simplify the deployment and management of Model Context Protocol (MCP) servers. Due to the ordering of code used to start an MCP server container, versions of ToolHive prior to 0.0.33 inadvertently store secrets in the run config files which are used to restart stopped containers. This means that an attacker who has access to the home folder of the user who starts the MCP server can read secrets without needing access to the secrets store itself. This only applies to secrets which were used in containers whose run configs exist at a point in time - other secrets remaining inaccessible. ToolHive 0.0.33 fixes the issue. Some workarounds are available. Stop and delete any running MCP servers, or manually remove any runconfigs from `$HOME/Library/Application Support/toolhive/runconfigs/` (macOS) or `$HOME/.state/toolhive/runconfigs/` (Linux).
- How severe is CVE-2025-47274?
- CVE-2025-47274 has a CVSS 4.0 base score of 2.4, rated low severity.
- Is CVE-2025-47274 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2025-47274?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2025-47274 have an EU (EUVD) identifier?
- Yes. CVE-2025-47274 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-14322.
- When was CVE-2025-47274 published?
- CVE-2025-47274 was published on 2025-05-12 and last updated on 2026-06-17.
References
- https://github.com/stacklok/toolhive/commit/e8efa1b1d7b0776a39339257d30bf6c4a171f2b8
- https://github.com/stacklok/toolhive/releases/tag/v0.0.33
- https://github.com/stacklok/toolhive/security/advisories/GHSA-xj5p-w2v5-fjm6
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