GCD AI RADAR
incidents/AIR-2026-0567

CVE-2025-61260: OpenAI Codex CLI enables code execution via malicious MCP files

Attack on AI2 Disclosed vulnerabilityInfrastructure vulnerability

OpenAI Codex CLI automatically loaded local configuration files in repositories without user confirmation, allowing execution of embedded commands. The flaw impacted version 0.23.0 and prior.

disclosed CVENo confirmed exploitation, so this record is tracked as a disclosed vulnerability and not counted as an incident. It moves into the counts if CISA or the vendor confirms exploitation. Why

Details

type
Attack on AI
An AI model, agent or AI-powered product was the thing exploited, abused or leaked.
categories
  • Infrastructure vulnerability
    CVEs and advisories in AI frameworks, inference servers, MCP servers, AI developer tools and hosting stacks.
owasp llm top 10
mitre atlas
no technique for these categories
Both rows are derived from the type and categories (OWASP 2025 edition, ATLAS release 2026.09), not classified per record. How
severity
2 · Disclosed vulnerability
CVE or vendor advisory, patched or patchable, no confirmed exploitation.
targets
OpenAI, Framework / tooling
products
OpenAI Codex CLI
incident date
14 Apr 2026
first reported
14 Apr 2026
origin
GitHub Advisory Database
Vulnerability record from NVD / the GitHub Advisory Database. This product uses the NVD API but is not endorsed or certified by the NVD.
classifier confidence
0.95 · published at or above 0.80; see the methodology
tags
CVE-2025-61260 · mcp · rce
record
created 2026-10-18 07:00Z · updated 2026-10-18 10:04Z · json

Sources · 2

  1. 2026-04-14
    CVE-2025-61260: OpenAI Codex CLI enables code execution through malicious MCP (Model Context Protocol) configuration files
    GitHub Advisory Database · github.com/advisories/GHSA-xrxf-jgv3-qmrm
  2. 2026-04-14
    CVE-2025-61260: A vulnerability was identified in OpenAI Codex CLI v0.23.0 and before that enables code execution through malicious MCP (Model…
    NVD · nvd.nist.gov/vuln/detail/CVE-2025-61260

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