High severity8.8GHSA Advisory· Published May 27, 2026· Updated Jun 2, 2026
CVE-2026-44346
CVE-2026-44346
Description
BentoML is a Python library for building online serving systems optimized for AI apps and model inference. Prior to 1.4.39, a malicious bentofile.yaml containing a newline-injected value in envs[*].name produces unquoted RUN directives in the BentoML-generated Dockerfile. When the victim runs bentoml containerize on the imported bento, those RUN directives execute on the host during docker build. This vulnerability is fixed in 1.4.39.
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Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
bentomlPyPI | < 1.4.39 | 1.4.39 |
Affected products
3Patches
Vulnerability mechanics
References
5- github.com/bentoml/BentoML/security/advisories/GHSA-w2pm-x38x-jp44nvdExploitMitigationVendor AdvisoryWEB
- github.com/advisories/GHSA-w2pm-x38x-jp44ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2026-44346ghsaADVISORY
- github.com/bentoml/BentoML/security/advisories/GHSA-78f9-r8mh-4xm2ghsaWEB
- github.com/pypa/advisory-database/tree/main/vulns/bentoml/PYSEC-2026-190.yamlghsaWEB
News mentions
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