{"id":"CVE-2026-18744","state":"PUBLISHED","title":"CVE-2026-18744","description":"Any authenticated case participant can fetch any OTHER vendor's CaseStatement + per-vul CaseMemberStatus by supplying that member's id — test_func only checks _is_my_case, not ownership of kwargs['member']. Bypasses share_status; leaks embargoed vendor affected/not-affected + statement text cross-tenant.","publishedAt":"2026-08-12T21:11:19.926Z","updatedAt":"2026-08-13T15:45:30.377Z","severity":{"score":6.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","source":"CISA-ADP"},"assigner":"certcc","products":["CERT/CC VINCE"],"affected":[{"vendor":"CERT/CC","product":"VINCE","versions":[{"version":"0","status":"affected","lessThan":"3.0.44","versionType":"custom"}]}],"references":["https://github.com/CERTCC/VINCE","https://github.com/CERTCC/VINCE/pull/235"],"weaknesses":["CWE-639"],"ingestedAt":"2026-10-29T20:11:10.572Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/18xxx/CVE-2026-18744.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-18744","state":"PUBLISHED","datePublished":"2026-08-12T21:11:19.926Z","dateUpdated":"2026-08-13T15:45:30.377Z","assignerShortName":"certcc","assignerOrgId":"37e5125f-f79b-445b-8fad-9564f167944b","dateReserved":"2026-08-03T21:13:39.481Z"},"containers":{"cna":{"title":"CVE-2026-18744","descriptions":[{"lang":"en","value":"Any authenticated case participant can fetch any OTHER vendor's CaseStatement + per-vul CaseMemberStatus by supplying that member's id — test_func only checks _is_my_case, not ownership of kwargs['member']. Bypasses share_status; leaks embargoed vendor affected/not-affected + statement text cross-tenant."}],"affected":[{"vendor":"CERT/CC","product":"VINCE","versions":[{"version":"0","status":"affected","lessThan":"3.0.44","versionType":"custom"}]}],"references":[{"url":"https://github.com/CERTCC/VINCE"},{"url":"https://github.com/CERTCC/VINCE/pull/235"}],"problemTypes":[{"descriptions":[{"lang":"en","description":"CWE-639: Authorization Bypass Through User-Controlled Key"}]}],"providerMetadata":{"shortName":"certcc","orgId":"37e5125f-f79b-445b-8fad-9564f167944b","dateUpdated":"2026-08-12T21:11:19.926Z"},"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"VINCE 3.0.44","env":"prod","origin":"https://cveawg.mitre.org/api/cve/CVE-2026-18744"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":6.5,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-08-13T15:44:59.345311Z","id":"CVE-2026-18744","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-639","type":"CWE","lang":"en","description":"CWE-639 Authorization Bypass Through User-Controlled Key"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-13T15:45:30.377Z"}}]}}}