A Denial of Service (DoS) vulnerability in zenml-io/zenml version 0.66.0 allows unauthenticated attackers to cause excessive resource consumption by sending malformed multipart requests with arbitrary
A Denial of Service (DoS) vulnerability in zenml-io/zenml version 0.66.0 allows unauthenticated attackers to cause excessive resource consumption by sending malformed multipart requests with arbitrary characters appended to the end of multipart boundaries. This flaw in the multipart request boundary processing mechanism leads to an infinite loop, resulting in a complete denial of service for all users. Affected endpoints include /api/v1/login and /api/v1/device_authorization.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Python (PyPI) | zenml | < 0.68.0 | 0.68.0 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2024-9340
- https://github.com/zenml-io/zenml/commit/cba152eb9ca3071c8372b0b91c02d9d3351de48d
- https://github.com/pypa/advisory-database/tree/main/vulns/zenml/PYSEC-2025-57.yaml
- https://github.com/zenml-io/zenml
- https://huntr.com/bounties/c9200654-7dc0-4c1d-8573-ab79a87fb4f6
- https://github.com/advisories/GHSA-6gmf-2369-c76c
- CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H- Weakness (CWE)
CWE-400, CWE-835- Platform
- Python (PyPI)
- Package
zenml- Disclosed
- 20.03.2025
- Updated
- 11.10.2026 12:20
Sources and licenses
OSV / GitHub Advisory Database - GHSA-6gmf-2369-c76c - CC BY 4.0
OSV / GitHub Advisory Database - PYSEC-2025-57 - PyPA Advisory Database; CC BY 4.0
Vulnerability history: zenml
All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 14
- First → latest
- 02.2024 10.2025
- Without a fix
- 1
- Exploited in attacks
- 0
Severity breakdown
- Critical 1
- High 2
- Medium 8
- Low 3
Disclosures per year
- 2024: 12
- 2025: 2
- 2026: 0
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A Denial of Service (DoS) vulnerability in zenml-io/zenml version 0.66.0 allows unauthenticated attackers to cause excessive resource consumption by sending malformed multipart requests with arbitrary this entry
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