PT-2026-1768 · Ollama Mcp Server · Ollama Mcp Server

Published 2026-01-09 · Updated 2026-04-13 · CVE-2025-15063

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Ollama MCP Server (affected versions not specified)

Description This issue allows remote attackers to execute arbitrary code on affected installations of Ollama MCP Server without authentication. The flaw resides in the execAsync method due to insufficient validation of user-supplied strings before they are used in system calls. An attacker can exploit this to execute code with the privileges of the service account.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

CVE-2025-15063

ZDI-26-020

Affected Products

Ollama Mcp Server

References · 7

• https://zerodayinitiative.com/advisories/ZDI-26-020 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-15063 · Security Note
• https://t.me/cveNotify/149648 · Telegram Post
• https://twitter.com/CVEnew/status/2014576985813758230 · Twitter Post
• https://twitter.com/0dayPublishing/status/2014540161686683731 · Twitter Post
• https://twitter.com/TheZDIBugs/status/2016619223997444239 · Twitter Post
• https://twitter.com/ai_security_10x/status/2043732522056724623 · Twitter Post