{"id":"CVE-2026-92780","aliases":["EUVD-2026-81043","GHSA-h7r9-wrf2-gr7g"],"status":"published","title":"KnowStreaming through 3.4.1 Missing Authorization on the REST API","description":"KnowStreaming through 3.4.1 fails to enforce role-based access control on REST API endpoints, allowing any authenticated user to access protected functionality. Attackers can call identity-management endpoints to create administrator accounts or grant themselves administrative privileges without proper authorization.","severity":{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00523,"percentile":0.44898,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-862"],"published":"2026-09-16T20:32:38Z","modified":"2026-10-28T02:30:47Z","products":[{"vendor":"didi","product":"knowstreaming"}],"references":[{"url":"https://github.com/didi/KnowStreaming/issues/1263","tags":["issue-tracking","exploit","report"]},{"url":"https://github.com/didi/KnowStreaming","tags":["product","package"]},{"url":"https://github.com/didi/KnowStreaming/blob/v3.4.0/km-rest/src/main/java/com/xiaojukeji/know/streaming/km/rest/interceptor/PermissionInterceptor.java#L46-L74","tags":["technical-description","article"]},{"url":"https://www.vulncheck.com/advisories/knowstreaming-through-3.4.1-missing-authorization-on-the-rest-api","tags":["third-party-advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-92780","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-h7r9-wrf2-gr7g"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/92xxx/CVE-2026-92780.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-92780","title":"KnowStreaming through 3.4.1 Missing Authorization on the REST API","description":"KnowStreaming through 3.4.1 fails to enforce role-based access control on REST API endpoints, allowing any authenticated user to access protected functionality. Attackers can call identity-management endpoints to create administrator accounts or grant themselves administrative privileges without proper authorization.","status":"published","published":"2026-09-16T20:32:38.224Z","modified":"2026-09-17T15:03:02.465Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T13:48:24.536396Z"}],"euvd":[{"id":"EUVD-2026-81043","description":"KnowStreaming through 3.4.1 fails to enforce role-based access control on REST API endpoints, allowing any authenticated user to access protected functionality. Attackers can call identity-management endpoints to create administrator accounts or grant themselves administrative privileges without proper authorization.","status":"published","published":"2026-09-16T20:32:38Z","modified":"2026-09-17T15:03:02Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T17:28:11.615612Z"}],"ghsa":[{"id":"GHSA-h7r9-wrf2-gr7g","title":"KnowStreaming through 3.4.1 fails to enforce role-based access control on REST API endpoints,...","description":"KnowStreaming through 3.4.1 fails to enforce role-based access control on REST API endpoints, allowing any authenticated user to access protected functionality. Attackers can call identity-management endpoints to create administrator accounts or grant themselves administrative privileges without proper authorization.","status":"published","published":"2026-09-16T21:32:54Z","modified":"2026-09-16T21:32:55Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T15:12:02.762055Z"}],"nvd":[{"id":"CVE-2026-92780","description":"KnowStreaming through 3.4.1 fails to enforce role-based access control on REST API endpoints, allowing any authenticated user to access protected functionality. Attackers can call identity-management endpoints to create administrator accounts or grant themselves administrative privileges without proper authorization.","status":"published","published":"2026-09-16T21:17:26.987Z","modified":"2026-09-24T20:48:01.433Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:12:49.013904Z"}],"osv":[{"id":"CVE-2026-92780","title":"KnowStreaming through 3.4.1 Missing Authorization on the REST API","description":"KnowStreaming through 3.4.1 fails to enforce role-based access control on REST API endpoints, allowing any authenticated user to access protected functionality. Attackers can call identity-management endpoints to create administrator accounts or grant themselves administrative privileges without proper authorization.","status":"published","published":"2026-09-16T20:32:38.224Z","modified":"2026-10-28T02:30:47.154206849Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T15:45:20.588039Z"}]}}