What is CVE-2025-5120?

CVE-2025-5120 is a critical-severity vulnerability in Huggingface Huggingface/smolagents, classified under Code Injection. CVSS score: 10.0/10. Published 2025-07-27.

How severe is CVE-2025-5120?

Critical severity. CVSS v3 base score is 10.0 out of 10.

Is CVE-2025-5120 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

RCE in Huggingface Huggingface/smolagents

CVE-2025-5120

A sandbox escape vulnerability was identified in huggingface/smolagents version 1.14.0, allowing attackers to bypass the restricted execution environment and achieve remote code execution (RCE). The vulnerability stems from the local_pytho…

Vulnerability class: RCE (Remote Code Execution)

EPSS: 0.187 (96.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

Huggingface Huggingface/smolagents — versions unspecified
Huggingface Smolagents — versions 1.14.0

Weakness classification (CWE)

CWE-94 — Code Injection

Public proof-of-concept exploits

ARPSyndicate/cve-scores

References

security@huntr.dev (Exploit, Third Party Advisory)
security@huntr.dev (Patch)

Frequently asked questions

What is CVE-2025-5120?: CVE-2025-5120 is a critical-severity vulnerability in Huggingface Huggingface/smolagents, classified under Code Injection. CVSS score: 10.0/10. Published 2025-07-27.
How severe is CVE-2025-5120?: Critical severity. CVSS v3 base score is 10.0 out of 10.
Is CVE-2025-5120 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.