CVE-2026-72801CWE-522

CVE-2026-72801

High · published August 13, 2026

CVSS v3.1
7.5
EPSS
0%
Percentile
34.0
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00409 · 34.0th percentile
Weakness
CWE-522 · Insufficiently Protected Credentials
Published
2026-08-13T00:17Z
References (3)
https://github.com/siyuan-note/siyuan/security/advisories/GHSA-8x84-r2ff-h8pq · [email protected]https://www.vulncheck.com/advisories/siyuan-before-information-disclosure-via-encryption-key-material · [email protected]https://github.com/siyuan-note/siyuan/security/advisories/GHSA-8x84-r2ff-h8pq · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 12 AUG 19:07Z
    SiYuan before v3.7.4 Information Disclosure via Encryption Key Material
    cvelistv5