What’s Vulnerable › Vulnerabilities

CVE-2020-15142: Arbitrary Code Generation

• Severity: critical (CVSS 9.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-08-14 · updated 2026-06-17
• Weakness: CWE-94

Description

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

• triaxtec openapi-python-client: before 0.5.3 — fixed in 0.5.3

How to fix

Upgrade to a fixed version: triaxtec openapi-python-client 0.5.3. Check the vendor advisory for mitigations.

References

• https://github.com/triaxtec/openapi-python-client/blob/main/CHANGELOG.md#053---2020-08-13
• https://github.com/triaxtec/openapi-python-client/commit/f7a56aae32cba823a77a84a1f10400799b19c19a
• https://github.com/triaxtec/openapi-python-client/security/advisories/GHSA-9x4c-63pf-525f
• https://pypi.org/project/openapi-python-client/
• https://github.com/triaxtec/openapi-python-client/blob/main/CHANGELOG.md#053---2020-08-13
• https://github.com/triaxtec/openapi-python-client/commit/f7a56aae32cba823a77a84a1f10400799b19c19a
• https://github.com/triaxtec/openapi-python-client/security/advisories/GHSA-9x4c-63pf-525f
• https://pypi.org/project/openapi-python-client/

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