01 Record
CVE-2026-54140
OpenHuman: MCP tool description injection: untrusted server descriptions execute in agent LLM context without sanitization
HighPUBLISHEDCNA: GitHub_M
CNA base score8.3 CVSS v3.xCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
02 Description
OpenHuman: MCP tool description injection: untrusted server descriptions execute in agent LLM context without sanitization
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- Not scored by EPSS
- EPSS percentile
- Not scored by EPSS
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Not recorded
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-11-05 16:13Z1 HR AGO
- Last updated
- 2026-11-05 16:13Z1 HR AGO
- Reserved
- 2026-06-11
- Assigning CNA
- GitHub_M
- Record state
- PUBLISHED
- Severity
- High (CVSS 8.3)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
- Weaknesses
- CWE-1427Improper Neutralization of Input Used for LLM PromptingBase
- Data version
- 5.2
- Document digest
- 3d269da743829d56fbb94fb228fa33a56ea30d7e1a0e1c5fa97b4330d6cf20ae
05 Affected products
VendorProductVersionsPlatforms
06 References
- github.comhttps://github.com/tinyhumansai/openhuman/security/advisories/GHSA-g6j9-89xv-v752
- github.comhttps://github.com/tinyhumansai/openhuman/pull/3215
- github.comhttps://github.com/tinyhumansai/openhuman/commit/00b8a669c6e6391a1be9f724bd9c8f755ee3c43e
- github.comhttps://github.com/tinyhumansai/openhuman/releases/tag/v0.57.13