GitHub Advisoryadvisory · PyPI

GHSA-q9r5-6hrr-9ph7 Hugging Face smolagents: Unsafe deserialization in Remote Python Executor leads to RCE

CRITICAL Published 2025-12-23 Modified 2026-05-07 Official page ↗
Aliases
CVE-2025-14931
Ecosystem
PyPI
Packages
smolagents
Severity
Critical
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Weaknesses
CWE-502
Reviewed
2026-05-07

Affected packages

• PyPI smolagents: <= 1.23.0 (no fix yet)

Description

Hugging Face smolagents Remote Python Executor Deserialization of Untrusted Data Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Hugging Face smolagents. Authentication is not required to exploit this vulnerability. The specific flaw exists within the parsing of pickle data. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-28312.

Related

Alias · CVE (1)

  • CVE-2025-14931 Hugging Face smolagents Remote Python Executor Deserialization of Untrusted Data Remote Code Execution Vulnerability. vulnerability

Weakness · CWE (1)

  • CWE-502 Deserialization of Untrusted Data weakness

References