CVE-2026-73234 (GCVE-0-2026-73234)
Vulnerability from cvelistv5 – Published: 2026-08-11 19:41 – Updated: 2026-08-11 19:41
VLAI
EPSS
VEX
Title
FreeCAD: FCStd path traversal allows arbitrary file write via unsanitized file attribute in PropertyFileIncluded::Restore()
Summary
FreeCAD is a free and open-source multiplatform 3D parametric modeler. Prior to 1.1.2, PropertyFileIncluded::Restore() in src/App/PropertyFile.cpp concatenates an attacker-controlled file or data attribute from Document.xml with the document transient path without rejecting directory components, absolute paths, or parent traversal. A crafted .FCStd archive with a matching FileIncluded XML attribute and ZIP entry can therefore write attacker-controlled content to arbitrary locations accessible to the FreeCAD user, potentially enabling persistence, credential compromise, configuration replacement, or code execution. This issue is fixed in version 1.1.2.
Severity
7.8 (High)
CWE
- CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Assigner
References
6 references
| URL | Tags |
|---|---|
| https://github.com/FreeCAD/FreeCAD/security/advis… | x_refsource_CONFIRM |
| https://github.com/FreeCAD/FreeCAD/pull/31269 | x_refsource_MISC |
| https://github.com/FreeCAD/FreeCAD/pull/31281 | x_refsource_MISC |
| https://github.com/FreeCAD/FreeCAD/commit/7cabda0… | x_refsource_MISC |
| https://github.com/FreeCAD/FreeCAD/commit/f19b18b… | x_refsource_MISC |
| https://github.com/FreeCAD/FreeCAD/releases/tag/1.1.2 | x_refsource_MISC |
{
"containers": {
"cna": {
"affected": [
{
"product": "FreeCAD",
"vendor": "FreeCAD",
"versions": [
{
"status": "affected",
"version": "\u003c 1.1.2"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "FreeCAD is a free and open-source multiplatform 3D parametric modeler. Prior to 1.1.2, PropertyFileIncluded::Restore() in src/App/PropertyFile.cpp concatenates an attacker-controlled file or data attribute from Document.xml with the document transient path without rejecting directory components, absolute paths, or parent traversal. A crafted .FCStd archive with a matching FileIncluded XML attribute and ZIP entry can therefore write attacker-controlled content to arbitrary locations accessible to the FreeCAD user, potentially enabling persistence, credential compromise, configuration replacement, or code execution. This issue is fixed in version 1.1.2."
}
],
"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"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-22",
"description": "CWE-22: Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027)",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-08-11T19:41:13.453Z",
"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"shortName": "GitHub_M"
},
"references": [
{
"name": "https://github.com/FreeCAD/FreeCAD/security/advisories/GHSA-5vqh-3v38-jw2r",
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://github.com/FreeCAD/FreeCAD/security/advisories/GHSA-5vqh-3v38-jw2r"
},
{
"name": "https://github.com/FreeCAD/FreeCAD/pull/31269",
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/FreeCAD/FreeCAD/pull/31269"
},
{
"name": "https://github.com/FreeCAD/FreeCAD/pull/31281",
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/FreeCAD/FreeCAD/pull/31281"
},
{
"name": "https://github.com/FreeCAD/FreeCAD/commit/7cabda0979779251bad516cb6911a43dc03c5203",
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/FreeCAD/FreeCAD/commit/7cabda0979779251bad516cb6911a43dc03c5203"
},
{
"name": "https://github.com/FreeCAD/FreeCAD/commit/f19b18b7d93729a29a90e96e0ae192b5d054b86d",
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/FreeCAD/FreeCAD/commit/f19b18b7d93729a29a90e96e0ae192b5d054b86d"
},
{
"name": "https://github.com/FreeCAD/FreeCAD/releases/tag/1.1.2",
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/FreeCAD/FreeCAD/releases/tag/1.1.2"
}
],
"source": {
"advisory": "GHSA-5vqh-3v38-jw2r",
"discovery": "UNKNOWN"
},
"title": "FreeCAD: FCStd path traversal allows arbitrary file write via unsanitized file attribute in PropertyFileIncluded::Restore()"
}
},
"cveMetadata": {
"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"assignerShortName": "GitHub_M",
"cveId": "CVE-2026-73234",
"datePublished": "2026-08-11T19:41:13.453Z",
"dateReserved": "2026-08-11T14:41:20.123Z",
"dateUpdated": "2026-08-11T19:41:13.453Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2026-73234",
"date": "2026-08-12",
"epss": "0.00158",
"percentile": "0.05478"
},
"nvd": "{\"cve\":{\"id\":\"CVE-2026-73234\",\"sourceIdentifier\":\"security-advisories@github.com\",\"published\":\"2026-08-11T20:18:48.833\",\"lastModified\":\"2026-08-11T20:18:48.833\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"FreeCAD is a free and open-source multiplatform 3D parametric modeler. Prior to 1.1.2, PropertyFileIncluded::Restore() in src/App/PropertyFile.cpp concatenates an attacker-controlled file or data attribute from Document.xml with the document transient path without rejecting directory components, absolute paths, or parent traversal. A crafted .FCStd archive with a matching FileIncluded XML attribute and ZIP entry can therefore write attacker-controlled content to arbitrary locations accessible to the FreeCAD user, potentially enabling persistence, credential compromise, configuration replacement, or code execution. This issue is fixed in version 1.1.2.\"}],\"affected\":[{\"source\":\"security-advisories@github.com\",\"affectedData\":[{\"vendor\":\"FreeCAD\",\"product\":\"FreeCAD\",\"versions\":[{\"version\":\"\u003c 1.1.2\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9}]},\"weaknesses\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-22\"}]}],\"references\":[{\"url\":\"https://github.com/FreeCAD/FreeCAD/commit/7cabda0979779251bad516cb6911a43dc03c5203\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://github.com/FreeCAD/FreeCAD/commit/f19b18b7d93729a29a90e96e0ae192b5d054b86d\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://github.com/FreeCAD/FreeCAD/pull/31269\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://github.com/FreeCAD/FreeCAD/pull/31281\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://github.com/FreeCAD/FreeCAD/releases/tag/1.1.2\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://github.com/FreeCAD/FreeCAD/security/advisories/GHSA-5vqh-3v38-jw2r\",\"source\":\"security-advisories@github.com\"}]}}",
"redhat_vex": {
"current_release_date": "2026-08-12T09:20:06+00:00",
"cve": "CVE-2026-73234",
"id": "CVE-2026-73234",
"initial_release_date": "2026-08-11T19:41:13.453000+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "FreeCAD: FreeCAD: Arbitrary file write via path traversal",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-73234.json",
"version": "3"
}
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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