CVE-2026-72794

Description

siyuan versions before v3.7.4 expose the session cookie signing key through the /api/system/getConf endpoint to unauthenticated users in publish mode. Attackers can retrieve the CookieKey value and forge valid session cookies to impersonate users or gain administrative access.

CVSS Vector

References

• https://github.com/siyuan-note/siyuan/security/advisories/GHSA-34fj-mwm6-fjfg
• https://www.vulncheck.com/advisories/siyuan-before-session-cookie-key-disclosure-via-getconf
• https://github.com/siyuan-note/siyuan/security/advisories/GHSA-34fj-mwm6-fjfg