{"id":"CVE-2026-82653","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-82653","summary":"SiYuan before v3.8.1 contains a stored cross-site scripting vulnerability in confirmDialog() where unescaped package names and notebook names are interpolated directly into innerHTML…","details":"SiYuan before v3.8.1 contains a stored cross-site scripting vulnerability in confirmDialog() where unescaped package names and notebook names are interpolated directly into innerHTML assignments. Attackers can submit malicious bazaar packages with HTML/script payloads in the name field that execute in users' browsers when uninstalling packages or unlocking encrypted notebooks.","published":"2026-08-30T15:16:46.033","modified":"2026-08-30T15:16:46.033","cvss":{"score":8.9,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:L"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://github.com/siyuan-note/siyuan/security/advisories/GHSA-hvwp-43j9-4xgf"},{"type":"WEB","url":"https://www.vulncheck.com/advisories/siyuan-before-3.8.1-stored-xss-via-confirmdialog"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-08-30T15:16:46.033"}}