{"id":"CVE-2026-77517","title":"MaxKB is an open-source AI assistant for enterprise","summary":"MaxKB is an open-source AI assistant for enterprise. From version 2.0.0 through 2.10.2-lts, document and paragraph operate routes authorize only knowledge_id in the request path, then query the target Document by document_id or Paragraph…","severity":"medium","cvss":5.4,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","cwe":["CWE-639","CWE-862"],"vendor":"1Panel-dev","product":"MaxKB","affected":["MaxKB >= 2.0.0, <= 2.10.2-lts"],"published":"2026-09-21","updated":"2026-09-22","sourceUpdated":"2026-09-22T14:17:14.860","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-77517","references":[{"url":"https://github.com/1Panel-dev/MaxKB/security/advisories/GHSA-58cm-c5jq-96vf","label":"security-advisories@github.com"},{"url":"https://github.com/1Panel-dev/MaxKB/security/advisories/GHSA-58cm-c5jq-96vf","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd","cve.org","exploit-available"],"epss":0.00168,"epssPercentile":0.06433,"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-22T13:14:06.420929Z"},"ingestedAt":"2026-09-21T20:52:58.289Z","slug":"CVE-2026-77517","body":"## Overview\n\nMaxKB is an open-source AI assistant for enterprise. From version 2.0.0 through 2.10.2-lts, document and paragraph operate routes authorize only knowledge_id in the request path, then query the target Document by document_id or Paragraph by paragraph_id without confirming that the object belongs to that knowledge base. A normal workspace user with a known victim document or paragraph UUID can use an attacker-owned knowledge-base path to read or modify content in another user's knowledge base. No fixed version is available as of this review.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":42,"depthScoreParts":{"impact":29.7,"likelihood":0,"exploitation":12,"ransomware":0},"changes":[{"seq":209066,"id":"CVE-2026-77517","ts":1790085895008,"field":"exploit_available","old":"false","new":"true"}]}