{"cve":"CVE-2026-73607","nvd":{"published":"2026-08-13T12:17:25.183","modified":"2026-10-24T15:10:00.190","status":"Deferred","description":"SiYuan versions before v3.7.4 contain an information disclosure vulnerability in the /api/storage/getOutlineStorage endpoint that performs no authorization checks. Attackers can retrieve outline state including heading identifiers for any document by supplying its identifier, even for documents forbidden to the requester.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N","score":6.9},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N","score":5.8},"cwes":["CWE-862"],"references":["https://github.com/siyuan-note/siyuan/security/advisories/GHSA-53fp-9jmv-227g","https://www.vulncheck.com/advisories/siyuan-before-information-disclosure-via-getoutlinestorage","https://github.com/siyuan-note/siyuan/security/advisories/GHSA-53fp-9jmv-227g"],"products":[],"source":"nvd","synced_at":"2026-10-24T16:53:35.584907681+00:00"},"epss":{"cve":"CVE-2026-73607","score":0.00252,"percentile":0.16496,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-53fp-9jmv-227g","url":"https://osv.dev/vulnerability/GHSA-53fp-9jmv-227g","summary":"SiYuan: Outline state for any document, including documents forbidden to readers, is returned by /api/storage/getOutlineStorage with no access check","modified":"2026-10-07T17:55:52.092112335Z","packages":[{"ecosystem":"Go","name":"github.com/siyuan-note/siyuan/kernel","purl":"pkg:golang/github.com/siyuan-note/siyuan/kernel","ranges":["<0.0.0-20260812083335-251596fc0de2"],"fixed":["0.0.0-20260812083335-251596fc0de2"]}]},{"id":"GO-2026-6624","url":"https://osv.dev/vulnerability/GO-2026-6624","summary":"SiYuan: Outline state for any document, including documents forbidden to readers, is returned by /api/storage/getOutlineStorage with no access check in github.com/siyuan-note/siyuan/kernel","modified":"2026-10-07T17:45:13.476583334Z","packages":[{"ecosystem":"Go","name":"github.com/siyuan-note/siyuan/kernel","purl":"pkg:golang/github.com/siyuan-note/siyuan/kernel","ranges":["<0.0.0-20260812083335-251596fc0de2"],"fixed":["0.0.0-20260812083335-251596fc0de2"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}