CVE-2025-15063 Ollama MCP Server execAsync Command Injection Remote Code Execution Vulnerability
Remote attackers can execute arbitrary code on Ollama MCP Server via command injection in execAsync without authentication.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-15063?
CVE-2025-15063 is a critical command injection vulnerability in Ollama MCP Server, published on 23 Jan 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
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.
Weakness: CWE-78
Which versions are affected by CVE-2025-15063?
How do I fix CVE-2025-15063?
No fix has been published for CVE-2025-15063 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2025-15063 being exploited?
There is no known exploitation of CVE-2025-15063 in the wild and no public exploit code.
Sources
Also known as GHSA-qgp8-r7w8-m3rv.