{"id":"CVE-2026-72789","title":"SiYuan before v3.7.4 fails to properly validate publish access for encrypted notebooks, treating them as publicly accessible by default","summary":"SiYuan before v3.7.4 fails to properly validate publish access for encrypted notebooks, treating them as publicly accessible by default. Anonymous readers can enumerate and retrieve fully decrypted document content from unlocked encrypte…","severity":"high","cvss":8.6,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","cwe":["CWE-862"],"published":"2026-08-12","updated":"2026-08-14","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-72789","references":[{"url":"https://github.com/siyuan-note/siyuan/security/advisories/GHSA-v684-q882-jgmq","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/siyuan-before-authentication-bypass-via-encrypted-notebooks","label":"disclosure@vulncheck.com"},{"url":"https://github.com/siyuan-note/siyuan/security/advisories/GHSA-v684-q882-jgmq","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-72789"},{"url":"https://github.com/siyuan-note/siyuan/commit/a25c2dd06aae13d1de70cc61cbf98169689c9d86"},{"url":"https://github.com/advisories/GHSA-v684-q882-jgmq"},{"url":"https://github.com/siyuan-note/siyuan"}],"tags":["nvd","ghsa","go","osv"],"epss":0.00293,"epssPercentile":0.22095,"ingestedAt":"2026-08-15T21:29:27.070Z","aliases":["GHSA-v684-q882-jgmq"],"ecosystem":"go","vendor":"siyuan-note","product":"github.com/siyuan-note/siyuan/kernel","affected":["github.com/siyuan-note/siyuan/kernel < 0.0.0-20260726020813-a25c2dd06aae"],"patched":["github.com/siyuan-note/siyuan/kernel 0.0.0-20260726020813-a25c2dd06aae"],"slug":"CVE-2026-72789","body":"## Overview\n\nSiYuan before v3.7.4 fails to properly validate publish access for encrypted notebooks, treating them as publicly accessible by default. Anonymous readers can enumerate and retrieve fully decrypted document content from unlocked encrypted notebooks through the publish API without authentication or key material.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Package advisory (CVE-2026-72789)\n\nAffected packages:\n\n- `github.com/siyuan-note/siyuan/kernel < 0.0.0-20260726020813-a25c2dd06aae`\n\nPatched in:\n\n- `github.com/siyuan-note/siyuan/kernel 0.0.0-20260726020813-a25c2dd06aae`\n\nSource: https://github.com/advisories/GHSA-v684-q882-jgmq","depth":"twilight","depthScore":47,"depthScoreParts":{"impact":47.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}