{"id":"CVE-2026-126266","summary":"SiYuan from 3.6.0 before 3.8.9 Publish-Password Bypass via getDoc Regex Keywords","details":"SiYuan from 3.6.0 before 3.8.9 contains an information disclosure vulnerability that allows unauthenticated publish visitors to bypass per-document passwords via regex search in getDoc. Attackers can send POST requests to /api/filetree/getDoc with queryMethod 3 and a broad regex to read protected body text returned in the unfiltered keywords field.","aliases":["GHSA-qf37-w288-frvq"],"modified":"2026-11-14T02:47:27.290677129Z","published":"2026-11-13T09:36:49.770Z","database_specific":{"cwe_ids":["CWE-200"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/126xxx/CVE-2026-126266.json","cna_assigner":"VulnCheck"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/126xxx/CVE-2026-126266.json"},{"type":"ADVISORY","url":"https://github.com/siyuan-note/siyuan/security/advisories/GHSA-qf37-w288-frvq"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-126266"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/siyuan-from-3.6.0-before-3.8.9-publish-password-bypass-via-getdoc-regex-keywords"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/siyuan-note/siyuan","events":[{"introduced":"fd6526133bb318d534b8865998f8059ae765fdd1"},{"fixed":"d3af9d5782082b379d45a69eedf4ebcfe8ba6889"}],"database_specific":{"extracted_events":[{"range":[{"introduced":"3.6.0"},{"fixed":"3.8.9"}],"source":"AFFECTED_FIELD","strategy":"StandardRange"}]}}],"versions":["v3.8.8","v3.8.7","v3.8.6","v3.8.6-beta.2","v3.8.6-beta.1","v3.8.6-alpha.10","v3.8.6-alpha.9","v3.8.6-alpha.8","v3.8.6-alpha.7","v3.8.6-alpha.4","v3.8.6-alpha.3","v3.8.6-alpha.2","v3.8.6-alpha.1","v3.8.5","v3.8.5-beta.5","v3.8.5-beta.3","v3.8.5-beta.2","v3.8.5-beta.1","v3.8.5-alpha.5","v3.8.5-alpha.3","v3.8.4","v3.8.4-beta.5","v3.8.4-beta.4","v3.8.4-beta.3","v3.8.3","v3.8.4-beta.2","v3.8.4-beta.1","v3.8.3-beta.1","v3.8.3-alpha.3","v3.8.3-alpha.2","v3.8.3-alpha.1","v3.8.2-alpha.6","v3.8.2-alpha.5","v3.8.2-alpha.4","v3.8.2-alpha.3","v3.8.2-alpha.1","v3.8.1","v3.8.1-beta.6","v3.8.1-beta.5","v3.8.1-beta.4","v3.8.1-beta.1","v3.8.0","v3.8.0-beta.2","v3.8.0-alpha.4","v3.8.0-alpha.3","v3.8.0-alpha.2","v3.7.4-alpha.3","v3.7.4-alpha.2","v3.7.3","v3.7.3-beta.2","v3.7.3-beta.1","v3.7.0-rc.2","v3.7.0-rc.1","v3.7.0-dev12","v3.6.5","v3.7.0-dev8","v3.7.0-dev5","v3.7.0-dev2","v3.6.5-dev2","v3.6.4","v3.6.4-dev2","v3.6.3","v3.6.2","v3.6.1","v3.6.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-126266.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N"}]}