Medium severity6.3NVD Advisory· Published Mar 27, 2026· Updated Apr 30, 2026
CVE-2026-4963
CVE-2026-4963
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
smolagentsPyPI | <= 1.25.0.dev0 | — |
Affected products
2- cpe:2.3:a:huggingface:smolagents:1.25.0:dev0:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
9- gist.github.com/YLChen-007/35b7d46e892266a0ed6dbe57802858benvdExploitThird Party AdvisoryWEB
- gist.github.com/YLChen-007/7146f45960f79bc1e2976fed526e0a9bnvdExploitThird Party AdvisoryWEB
- vuldb.comnvdExploitThird Party AdvisoryVDB EntryWEB
- vuldb.comnvdExploitThird Party AdvisoryVDB EntryWEB
- vuldb.comnvdExploitThird Party AdvisoryVDB EntryWEB
- github.com/advisories/GHSA-54fq-v6x8-244gghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2026-4963ghsaADVISORY
- vuldb.comnvdThird Party AdvisoryVDB EntryWEB
- vuldb.comnvdPermissions RequiredVDB EntryWEB
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