CVE-2020-15142: Openapi-Python-Client Project Openapi-Python-Client

Critical severity, CVSS 9.0. EPSS: 1.8% chance of exploitation in the next 30 days.

In openapi-python-client before version 0.5.3, clients generated with a maliciously crafted OpenAPI Document can generate arbitrary Python code. Subsequent execution of this malicious client is arbitrary code execution.

Affected products

• Openapi-Python-Client Project Openapi-Python-Client: before 0.5.3 (fixed in 0.5.3)

Published 2020-08-14. Last modified 2026-06-17.