CVE-2025-61260CRITICAL 9.8EPSS p92.7%
CVE-2025-61260CVE-2025-61260
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.
Scoring
| CVSS 3.1 | 9.8 (CRITICAL) |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 6.32% probability of exploitation · percentile 92.7% · 2026-06-18T12:00:27Z |
| Published | 2026-04-14 |
| Last modified | 2026-04-17 |
Underlying weaknesses· 1
References
1
| Type | Target | Confidence | Tier |
|---|---|---|---|
| Weakness | Improper Control of Generation of Code ('Code Injection')cwe-94 | 0% | live |
Related by meaning· 6
Nearest entities by semantic similarity across the cs-graph corpus.