p PatchFirst

CVE-2025-27520

CVE-2025-27520 · BentoML Allows Remote Code Execution (RCE) via Insecure Deserialization

This page contains facts from public vulnerability sources. Check the original advisory before updating.

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.

CVSS 9.8 · Critical · EPSS 40.6% · Public exploit · Fix available

Published
Updated

Stack: python

Affected products and versions

  • bentoml

    Versions
    • >= 1.3.4, < 1.4.3: Affected

    No fix published

  • bentoml PyPI

    Versions
    • 1.3.10
    • 1.3.11
    • 1.3.12
    • 1.3.13
    • 1.3.14
    • 1.3.15
    • 1.3.16
    • 1.3.17
    • 1.3.18
    • 1.3.19
    • 1.3.20
    • 1.3.21
    • 1.3.22
    • 1.3.4.post1
    • 1.3.5
    • 1.3.6
    • 1.3.7
    • 1.3.8
    • 1.3.9
    • 1.4.0
    • 1.4.0a1
    • 1.4.0a2
    • 1.4.1
    • 1.4.2
    Affected ranges
    • ECOSYSTEM: ≥ 1.3.4, < 1.4.3

    Update to 1.4.3

Original sources

Check your server →