{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-34398", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-03-27T13:45:29.620Z", "datePublished": "2026-08-17T20:51:56.717Z", "dateUpdated": "2026-08-19T03:56:09.964Z"}, "containers": {"cna": {"title": "FreeCAD: Arbitrary Code Execution via eval() on untrusted project file metadata in BIM Workbench", "problemTypes": [{"descriptions": [{"cweId": "CWE-95", "lang": "en", "description": "CWE-95: Improper Neutralization of Directives in Dynamically Evaluated Code ('Eval Injection')", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/FreeCAD/FreeCAD/security/advisories/GHSA-8rfj-7956-6gwf", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/FreeCAD/FreeCAD/security/advisories/GHSA-8rfj-7956-6gwf"}, {"name": "https://github.com/FreeCAD/FreeCAD/pull/28610", "tags": ["x_refsource_MISC"], "url": "https://github.com/FreeCAD/FreeCAD/pull/28610"}, {"name": "https://github.com/FreeCAD/FreeCAD/commit/871ee19b76224910332bbfbd39eebbede967998b", "tags": ["x_refsource_MISC"], "url": "https://github.com/FreeCAD/FreeCAD/commit/871ee19b76224910332bbfbd39eebbede967998b"}, {"name": "https://github.com/FreeCAD/FreeCAD/commit/9ed351cc4700db0a94c46f020c34c58bbf1bdaba", "tags": ["x_refsource_MISC"], "url": "https://github.com/FreeCAD/FreeCAD/commit/9ed351cc4700db0a94c46f020c34c58bbf1bdaba"}, {"name": "https://github.com/FreeCAD/FreeCAD/releases/tag/1.1.1", "tags": ["x_refsource_MISC"], "url": "https://github.com/FreeCAD/FreeCAD/releases/tag/1.1.1"}], "affected": [{"vendor": "FreeCAD", "product": "FreeCAD", "versions": [{"version": ">= 0.19, < 1.1.1", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-08-17T20:51:56.717Z"}, "descriptions": [{"lang": "en", "value": "FreeCAD is a free and open-source multiplatform 3D parametric modeler. From 0.19 until 1.1.1, src/Mod/BIM/bimcommands/BimProjectManager.py in the BIM Project Manager Load Template flow passes attacker-controlled FCStd Meta property values for wpposition, wpu, wpv, and wpaxis directly to eval(), allowing arbitrary Python code execution when a user loads a malicious BIM project template. This issue is fixed in version 1.1.1."}], "source": {"advisory": "GHSA-8rfj-7956-6gwf", "discovery": "UNKNOWN"}}, "adp": [{"references": [{"url": "https://github.com/FreeCAD/FreeCAD/security/advisories/GHSA-8rfj-7956-6gwf", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-08-18T00:00:00+00:00", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3", "id": "CVE-2026-34398"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-19T03:56:09.964Z"}}]}}

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{"bugzilla": {"description": "FreeCAD: FreeCAD: Arbitrary Code Execution via malicious BIM project template", "id": "2517633", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2517633"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.8", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-94", "details": ["A flaw was found in FreeCAD, a 3D parametric modeler. The BIM Project Manager's Load Template function does not properly validate certain properties within a project template. This vulnerability allows a remote attacker to embed malicious Python code into a specially crafted BIM project template. When a user opens this malicious template, the embedded code can be executed, potentially leading to arbitrary code execution on the user's system."], "name": "CVE-2026-34398", "public_date": "2026-08-17T20:51:56Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-34398\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-34398\nhttps://github.com/FreeCAD/FreeCAD/commit/871ee19b76224910332bbfbd39eebbede967998b\nhttps://github.com/FreeCAD/FreeCAD/commit/9ed351cc4700db0a94c46f020c34c58bbf1bdaba\nhttps://github.com/FreeCAD/FreeCAD/pull/28610\nhttps://github.com/FreeCAD/FreeCAD/releases/tag/1.1.1\nhttps://github.com/FreeCAD/FreeCAD/security/advisories/GHSA-8rfj-7956-6gwf"], "statement": "This is an Important flaw in FreeCAD where loading a specially crafted BIM project template can lead to arbitrary code execution. The vulnerability requires user interaction to open a malicious file, but successful exploitation grants an attacker full control over the user's system, justifying its Important severity.", "threat_severity": "Important"}