{"id":"CVE-2026-92780","title":"KnowStreaming through 3.4.1 fails to enforce role-based access control on REST API endpoints, allowing any authenticated user to access protected functionality","summary":"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 acc…","severity":"high","cvss":8.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-862"],"vendor":"didi","product":"KnowStreaming","affected":["KnowStreaming <= 3.4.1"],"published":"2026-09-16","updated":"2026-09-17","sourceUpdated":"2026-09-17T16:18:33.410","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-92780","references":[{"url":"https://github.com/didi/KnowStreaming","label":"disclosure@vulncheck.com"},{"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","label":"disclosure@vulncheck.com"},{"url":"https://github.com/didi/KnowStreaming/issues/1263","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/knowstreaming-through-3.4.1-missing-authorization-on-the-rest-api","label":"disclosure@vulncheck.com"},{"url":"https://github.com/didi/KnowStreaming/issues/1263","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd","cve.org","exploit-available"],"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"total","timestamp":"2026-09-17T15:02:41.319448Z"},"ingestedAt":"2026-09-16T21:05:36.892Z","epss":0.00283,"epssPercentile":0.2111,"slug":"CVE-2026-92780","body":"## Overview\n\nKnowStreaming 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":60,"depthScoreParts":{"impact":48.4,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":206263,"id":"CVE-2026-92780","ts":1789662164526,"field":"exploit_available","old":"false","new":"true"}]}