{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-4963", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2026-03-27T08:17:46.710Z", "datePublished": "2026-03-27T17:05:20.096Z", "dateUpdated": "2026-03-27T17:05:20.096Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-03-27T17:05:20.096Z"}, "title": "huggingface smolagents Incomplete Fix CVE-2025-9959 local_python_executor.py evaluate_with code injection", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-94", "lang": "en", "description": "Code Injection"}]}, {"descriptions": [{"type": "CWE", "cweId": "CWE-74", "lang": "en", "description": "Injection"}]}], "affected": [{"vendor": "huggingface", "product": "smolagents", "versions": [{"version": "1.25.0.dev0", "status": "affected"}], "cpes": ["cpe:2.3:a:huggingface:smolagents:*:*:*:*:*:*:*:*"], "modules": ["Incomplete Fix CVE-2025-9959"]}], "descriptions": [{"lang": "en", "value": "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. If you want to get best quality of vulnerability data, you may have to visit VulDB."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 5.3, "vectorString": "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", "baseSeverity": "MEDIUM"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 6.3, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R", "baseSeverity": "MEDIUM"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 6.3, "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R", "baseSeverity": "MEDIUM"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 7.5, "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR"}}], "timeline": [{"time": "2026-03-27T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2026-03-27T01:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2026-03-27T09:23:31.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "Eric-z (VulDB User)", "type": "reporter"}, {"lang": "en", "value": "VulDB", "type": "coordinator"}], "references": [{"url": "https://vuldb.com/?id.353840", "name": "VDB-353840 | huggingface smolagents Incomplete Fix CVE-2025-9959 local_python_executor.py evaluate_with code injection", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/?ctiid.353840", "name": "VDB-353840 | CTI Indicators (IOB, IOC, TTP, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/?submit.777623", "name": "Submit #777623 | HuggingFace smolagents 1.25.0.dev0 CWE-693", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/?submit.777643", "name": "Submit #777643 | HuggingFace smolagents 1.25.0.dev0 CWE-693 (Duplicate)", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/?submit.777644", "name": "Submit #777644 | HuggingFace smolagents 1.25.0.dev0 CWE-693 (Duplicate)", "tags": ["third-party-advisory"]}, {"url": "https://gist.github.com/YLChen-007/7146f45960f79bc1e2976fed526e0a9b", "tags": ["related"]}, {"url": "https://gist.github.com/YLChen-007/35b7d46e892266a0ed6dbe57802858be", "tags": ["exploit"]}]}}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "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. If you want to get best quality of vulnerability data, you may have to visit VulDB."}], "id": "CVE-2026-4963", "lastModified": "2026-03-27T17:16:31.537", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "cna@vuldb.com", "type": "Secondary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 6.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.4, "source": "cna@vuldb.com", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "PROOF_OF_CONCEPT", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "PASSIVE", "valueDensity": "NOT_DEFINED", "vectorString": "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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "LOW", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "LOW", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "cna@vuldb.com", "type": "Secondary"}]}, "published": "2026-03-27T17:16:31.537", "references": [{"source": "cna@vuldb.com", "url": "https://gist.github.com/YLChen-007/35b7d46e892266a0ed6dbe57802858be"}, {"source": "cna@vuldb.com", "url": "https://gist.github.com/YLChen-007/7146f45960f79bc1e2976fed526e0a9b"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/?ctiid.353840"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/?id.353840"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/?submit.777623"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/?submit.777643"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/?submit.777644"}], "sourceIdentifier": "cna@vuldb.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-74"}, {"lang": "en", "value": "CWE-94"}], "source": "cna@vuldb.com", "type": "Primary"}]}

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