SiYuan before v3.7.4 Authentication Bypass via Localhost Trust

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2026-72809 · Microsoft / collected KEV context

GHSA-3mp7-4rh5-jrv9

GO-2026-6386

cve-program · CVE-2026-72809

• https://github.com/siyuan-note/siyuan/security/advisories/GHSA-3mp7-4rh5-jrv9
• https://www.vulncheck.com/advisories/siyuan-before-authentication-bypass-via-localhost-trust

nvd · CVE-2026-72809

• https://github.com/siyuan-note/siyuan/security/advisories/GHSA-3mp7-4rh5-jrv9
• https://www.vulncheck.com/advisories/siyuan-before-authentication-bypass-via-localhost-trust

osv · GHSA-3mp7-4rh5-jrv9

• https://github.com/siyuan-note/siyuan/security/advisories/GHSA-3mp7-4rh5-jrv9
• https://nvd.nist.gov/vuln/detail/CVE-2026-72809
• https://github.com/siyuan-note/siyuan/commit/9c16e9851f0b5d7ed179e5c2fca15a7724666871
• https://github.com/siyuan-note/siyuan
• https://www.vulncheck.com/advisories/siyuan-before-authentication-bypass-via-localhost-trust

osv · GO-2026-6386

• https://github.com/siyuan-note/siyuan/security/advisories/GHSA-3mp7-4rh5-jrv9
• https://nvd.nist.gov/vuln/detail/CVE-2026-72809
• https://github.com/siyuan-note/siyuan/commit/9c16e9851f0b5d7ed179e5c2fca15a7724666871
• https://www.vulncheck.com/advisories/siyuan-before-authentication-bypass-via-localhost-trust

No related operational record is retained in the current change model.