Critical severityNVD Advisory· Published Apr 4, 2025· Updated Apr 4, 2025
BentoML Allows Remote Code Execution (RCE) via Insecure Deserialization
CVE-2025-27520
Description
BentoML is a Python library for building online serving systems optimized for AI apps and model inference. A Remote Code Execution (RCE) vulnerability caused by insecure deserialization has been identified in the latest version (v1.4.2) of BentoML. It allows any unauthenticated user to execute arbitrary code on the server. It exists an unsafe code segment in serde.py. This vulnerability is fixed in 1.4.3.
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Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
bentomlPyPI | >= 1.3.4, < 1.4.3 | 1.4.3 |
Affected products
2Patches
Vulnerability mechanics
References
4- github.com/advisories/GHSA-33xw-247w-6hmcghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2025-27520ghsaADVISORY
- github.com/bentoml/BentoML/commit/b35f4f4fcc53a8c3fe8ed9c18a013fe0a728e194ghsax_refsource_MISCWEB
- github.com/bentoml/BentoML/security/advisories/GHSA-33xw-247w-6hmcghsax_refsource_CONFIRMWEB
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