{"id":"CVE-2026-18744","aliases":["EUVD-2026-57634","GHSA-8pgg-45wg-rcx3"],"status":"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.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.00426,"percentile":0.37201,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-639"],"published":"2026-08-12T21:11:19Z","modified":"2026-10-28T02:30:54Z","products":[{"vendor":"cert/cc","product":"vince"}],"references":[{"url":"https://github.com/CERTCC/VINCE","tags":["package"]},{"url":"https://github.com/CERTCC/VINCE/pull/235","tags":["fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-18744","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-8pgg-45wg-rcx3"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/18xxx/CVE-2026-18744.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-18744","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.","status":"published","published":"2026-08-12T21:11:19.926Z","modified":"2026-08-13T15:45:30.377Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"adp"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T14:20:12.260247Z"}],"euvd":[{"id":"EUVD-2026-57634","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.","status":"published","published":"2026-08-12T21:11:19Z","modified":"2026-08-13T15:45:30Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T18:01:56.066325Z"}],"ghsa":[{"id":"GHSA-8pgg-45wg-rcx3","title":"Any authenticated case participant can fetch any OTHER vendor's CaseStatement + per-vul...","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.","status":"published","published":"2026-08-13T00:31:25Z","modified":"2026-08-13T18:31:26Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T15:10:25.845105Z"}],"nvd":[{"id":"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.","status":"published","published":"2026-08-12T22:17:14.823Z","modified":"2026-10-23T19:10:00.167Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T14:12:37.217486Z"}],"osv":[{"id":"CVE-2026-18744","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.","status":"published","published":"2026-08-12T21:11:19.926Z","modified":"2026-10-28T02:30:54.351476831Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:58.024074Z"}]}}