{"cve":"CVE-2026-4963","nvd":{"published":"2026-03-27T17:16:31.537","modified":"2026-10-26T21:10:00.170","status":"Analyzed","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.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","score":2.1},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","score":10.0},"cwes":["CWE-74","CWE-94"],"references":["https://gist.github.com/YLChen-007/35b7d46e892266a0ed6dbe57802858be","https://gist.github.com/YLChen-007/7146f45960f79bc1e2976fed526e0a9b","https://vuldb.com/?ctiid.353840","https://vuldb.com/?id.353840","https://vuldb.com/?submit.777623"],"products":["huggingface:smolagents"],"source":"nvd","synced_at":"2026-10-26T21:38:48.864438205+00:00"},"epss":{"cve":"CVE-2026-4963","score":0.00586,"percentile":0.47724,"date":"2026-10-26"},"kev":null,"osv":[{"id":"GHSA-54fq-v6x8-244g","url":"https://osv.dev/vulnerability/GHSA-54fq-v6x8-244g","summary":"Hugging Face Smolagents has an Injection issue","modified":"2026-07-13T16:43:09.315016370Z","packages":[{"ecosystem":"PyPI","name":"smolagents","purl":"pkg:pypi/smolagents","ranges":["<=1.25.0.dev0"],"fixed":[]}]},{"id":"PYSEC-2026-3066","url":"https://osv.dev/vulnerability/PYSEC-2026-3066","summary":"Hugging Face Smolagents has an Injection issue","modified":"2026-07-13T16:32:49.309124635Z","packages":[{"ecosystem":"PyPI","name":"smolagents","purl":"pkg:pypi/smolagents","ranges":["<=1.25.0.dev0"],"fixed":[]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}