CVE-2026-4963

CriticalCVSS 10.0/10Last modified Jun 17, 2026

Description

A weakness has been identified in huggingface smolagents 1.25.0.dev0. This affects the function evaluate_augassign/evaluate_call/evaluate_with of the file src/smolagents/local_python_executor.py of the component Incomplete Fix CVE-2025-9959. This manipulation causes code injection. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Metrics

CVSS 3.1 10.0/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Weakness enumeration

CWE-74 CWE-94

Affected software

No affected versions have been published.

Timeline

Published: Mar 27, 2026
Last modified: Jun 17, 2026
NVD status: Analyzed

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