by Kastro
Paper/Archive/CVE-2025-15063

CVE-2025-15063

Ollama MCP Server Ollama MCP Server — Ollama MCP Server execAsync Command Injection Remote Code Execution Vulnerability

EPSS 2%CVSS 9.8
critical.is priorityof 100
45
CVSS 9.8 (CNA)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 80.1.801 × 2016.0No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

Ollama MCP Server execAsync Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Ollama MCP Server. Authentication is not required to exploit this vulnerability. The specific flaw exists within the implementation of the execAsync method. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-27683.

Affected

ProductAffectedFixed inSource
Ollama MCP Server80cf2e17cfc144963a475b619093a2d13c13dbc9–CNA

Scores by source

zdi (CNA)9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refzerodayinitiative.com/advisories/ZDI-26-020