Vulnerability DatabaseCVE-2026-72801
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CVE-2026-72801
Published:August 12, 2026
Updated:August 31, 2026
SiYuan versions before v3.7.4 disclose encrypted-notebook key-derivation material and wrapped data keys through unauthenticated endpoints in publish mode. Attackers can retrieve Argon2id salt, cost parameters, password verifiers, and wrapped notebook keys to perform unlimited offline master-password cracking without rate limiting.
Related Resources (2)
https://github.com/siyuan-note/siyuan/security/advisories/GHSA-8x84-r2ff-h8pq
https://www.vulncheck.com/advisories/siyuan-before-information-disclosure-via-encryption-key-material
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CVSS v4
Base Score:
8.7
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
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Weakness Type (CWE)
Insufficiently Protected Credentials
CWE-522
EPSS
Base Score:
0.24