Remote Code Execution in Hugging Face smolagents
CVE-2025-14931

10CRITICAL

Key Information:

Vendor

Hugging Face

Status
Smolagents
Vendor
CVE Published:
23 December 2025

What is CVE-2025-14931?

A deserialization of untrusted data vulnerability in Hugging Face smolagents allows remote attackers to execute arbitrary code without requiring authentication. This flaw arises from improper validation when processing pickle data, permitting the deserialization of malicious input. Attackers can exploit this issue to execute harmful code within the context of the service account, posing a serious security risk.

Affected Version(s)

smolagents 1.22.0

References

https://www.zerodayinitiative.com/advisories/ZDI-25-1143/
x_research-advisory

CVSS V3.0

Score:
10
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.