CVE 9.8 CRITICAL

CVE-2025-61260_CVE-2025-61260

9.8 / 10
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

A vulnerability was identified in OpenAI Codex CLI v0.23.0 and before that enables code execution through malicious MCP (Model Context Protocol) configuration files. The attack is triggered when a user runs the codex command inside a malicious or compromised repository. Codex automatically loads project-local .env and .codex/config.toml files without requiring user confirmation, allowing attackers to embed arbitrary commands that execute immediately.

AI Analysis

Code execution vulnerability through malicious MCP configuration files

Basic Information

ID CVE-2025-61260
Source mitre
Published Apr 14, 2026 at 00:00
Modified Apr 16, 2026 at 12:06

Affected Product

Vendor OpenAI
Product OpenAI Codex CLI
Version v0.23.0 and before
Affected Versions n/a n/a n/a

CWE Classification

AI Assessment

AI Score 9.8 / 10
AI Severity Critical
Vendor OpenAI
Product OpenAI Codex CLI
Version v0.23.0 and before

References

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