{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-73287", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-08-11T19:42:11.450Z", "datePublished": "2026-08-12T14:41:15.124Z", "dateUpdated": "2026-08-12T14:41:15.124Z"}, "containers": {"cna": {"title": "RustFS: FTPS MKD bypasses IAM CreateBucket authorization", "problemTypes": [{"descriptions": [{"cweId": "CWE-862", "lang": "en", "description": "CWE-862: Missing Authorization", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L", "version": "3.1"}}], "references": [{"name": "https://github.com/rustfs/rustfs/security/advisories/GHSA-g3vq-vv42-f647", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/rustfs/rustfs/security/advisories/GHSA-g3vq-vv42-f647"}, {"name": "https://github.com/rustfs/rustfs/commit/92f83bfe155d8a3b9cdd903086e5b28d52339efb", "tags": ["x_refsource_MISC"], "url": "https://github.com/rustfs/rustfs/commit/92f83bfe155d8a3b9cdd903086e5b28d52339efb"}, {"name": "https://github.com/rustfs/rustfs/releases/tag/1.0.0-beta.12", "tags": ["x_refsource_MISC"], "url": "https://github.com/rustfs/rustfs/releases/tag/1.0.0-beta.12"}], "affected": [{"vendor": "rustfs", "product": "rustfs", "versions": [{"version": "< 1.0.0-beta.12", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-08-12T14:41:15.124Z"}, "descriptions": [{"lang": "en", "value": "RustFS is a distributed object storage system built in Rust. Prior to 1.0.0-beta.12, RustFS handles FTPS MKD in FtpsDriver::mkd in crates/protocols/src/ftps/driver.rs by calling storage.create_bucket without authorize_operation for S3Action::CreateBucket, allowing authenticated FTPS users denied s3:CreateBucket to create buckets. This issue is fixed in version 1.0.0-beta.12."}], "source": {"advisory": "GHSA-g3vq-vv42-f647", "discovery": "UNKNOWN"}}}}

{}

{"affected": [{"affectedData": [{"product": "rustfs", "vendor": "rustfs", "versions": [{"status": "affected", "version": "< 1.0.0-beta.12"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "RustFS is a distributed object storage system built in Rust. Prior to 1.0.0-beta.12, RustFS handles FTPS MKD in FtpsDriver::mkd in crates/protocols/src/ftps/driver.rs by calling storage.create_bucket without authorize_operation for S3Action::CreateBucket, allowing authenticated FTPS users denied s3:CreateBucket to create buckets. This issue is fixed in version 1.0.0-beta.12."}], "id": "CVE-2026-73287", "lastModified": "2026-08-12T15:18:32.237", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 2.5, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-08-12T15:18:32.237", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/rustfs/rustfs/commit/92f83bfe155d8a3b9cdd903086e5b28d52339efb"}, {"source": "security-advisories@github.com", "url": "https://github.com/rustfs/rustfs/releases/tag/1.0.0-beta.12"}, {"source": "security-advisories@github.com", "url": "https://github.com/rustfs/rustfs/security/advisories/GHSA-g3vq-vv42-f647"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-862"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,1.0.0-beta.12)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "rustfs", "source": "cna", "vendor": "rustfs"}, "product": "rustfs", "vendor": "rustfs"}], "created": "2026-08-12T19:15:03.899551+00:00", "updated": "2026-08-12T19:15:03.899567+00:00", "vendors": ["rustfs", "rustfs$PRODUCT$rustfs"]}