CVE-2025-55345

Using Codex CLI in workspace-write mode inside a malicious context (repo, directory, etc) could lead to arbitrary file overwrite and potentially remote code execution due to symlinks being followed outside the allowed current working directory.
Symlink
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.8 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
JFROGCNA
8.8 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 55%
Common Weakness Enumeration
References
https://github.com/openai/codex/pull/1705
https://research.jfrog.com/vulnerabilities/codex-cli-symlink-arbitrary-file-overwrite-jfsa-2025-001378631/
https://research.jfrog.com/vulnerabilities/codex-cli-symlink-arbitrary-file-overwrite-jfsa-2025-001378631/