{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-18749", "assignerOrgId": "37e5125f-f79b-445b-8fad-9564f167944b", "state": "PUBLISHED", "assignerShortName": "certcc", "dateReserved": "2026-08-03T21:27:40.008Z", "datePublished": "2026-08-12T21:10:19.828Z", "dateUpdated": "2026-08-12T21:10:19.828Z"}, "containers": {"cna": {"title": "CVE-2026-18749", "descriptions": [{"lang": "en", "value": "The type=track branch authorises on _is_my_case(t_attach.case) only and never checks VinceTrackAttachment.shared. A coordinator-uploaded case artefact that has NOT been marked shared is still retrievable by any case member who has (or is sent) its uuid \u2014 leaks not-yet-released coordinator material to vendors on the case."}], "source": {"discovery": "INTERNAL"}, "affected": [{"vendor": "CERT/CC", "product": "VINCE", "versions": [{"status": "affected", "version": "0", "lessThan": "3.0.44", "versionType": "semver"}]}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-639: Authorization Bypass Through User-Controlled Key"}]}], "references": [{"url": "https://github.com/CERTCC/VINCE"}, {"url": "https://github.com/CERTCC/VINCE/pull/235"}], "x_generator": {"engine": "VINCE 3.0.44", "env": "prod", "origin": "https://cveawg.mitre.org/api/cve/CVE-2026-18749"}, "providerMetadata": {"orgId": "37e5125f-f79b-445b-8fad-9564f167944b", "shortName": "certcc", "dateUpdated": "2026-08-12T21:10:19.828Z"}}}}

{}

{"affected": [{"affectedData": [{"product": "VINCE", "vendor": "CERT/CC", "versions": [{"lessThan": "3.0.44", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "[email protected]"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The type=track branch authorises on _is_my_case(t_attach.case) only and never checks VinceTrackAttachment.shared. A coordinator-uploaded case artefact that has NOT been marked shared is still retrievable by any case member who has (or is sent) its uuid \u2014 leaks not-yet-released coordinator material to vendors on the case."}], "id": "CVE-2026-18749", "lastModified": "2026-08-12T22:17:14.933", "metrics": {}, "published": "2026-08-12T22:17:14.933", "references": [{"source": "[email protected]", "url": "https://github.com/CERTCC/VINCE"}, {"source": "[email protected]", "url": "https://github.com/CERTCC/VINCE/pull/235"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Received"}

{}

{"created": "2026-08-13T02:15:02.666301+00:00", "title": "Authorization Bypass in VINCE Allows Unauthorized Retrieval of Non-Shared Case Artefacts", "updated": "2026-08-13T02:15:02.666306+00:00", "vendors": [], "weaknesses": ["CWE-284", "CWE-285"]}