Vulnerability DatabaseCVE-2026-72794
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CVE-2026-72794
Published:August 12, 2026
Updated:August 31, 2026
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.
Related Resources (2)
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
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CVSS v4
Base Score:
9.2
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
NONE
Vulnerable System Availability
NONE
Subsequent System Confidentiality
HIGH
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
8.6
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Weakness Type (CWE)
Insufficiently Protected Credentials
CWE-522
EPSS
Base Score:
0.25