CVE-2025-27520

CRITICAL

9.8

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.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published4/4/2025

Last Modified6/27/2025

Sourcenvd

Honeypot Sightings0

Affected Products

bentoml:bentoml

Weaknesses (CWE)

CWE-502

References

https://github.com/bentoml/BentoML/commit/b35f4f4fcc53a8c3fe8ed9c18a013fe0a728e194(security-advisories@github.com)

https://github.com/bentoml/BentoML/security/advisories/GHSA-33xw-247w-6hmc(security-advisories@github.com)

https://github.com/bentoml/BentoML/security/advisories/GHSA-33xw-247w-6hmc(134c704f-9b21-4f2e-91b3-4a467353bcc0)

IOC Correlations

No correlations recorded

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