CVE-2026-72794CWE-522

CVE-2026-72794

High · published August 13, 2026

CVSS v3.1
8.6
EPSS
0%
Percentile
35.5
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
8.6 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00422 · 35.5th percentile
Weakness
CWE-522 · Insufficiently Protected Credentials
Published
2026-08-13T00:17Z
References (3)
https://github.com/siyuan-note/siyuan/security/advisories/GHSA-34fj-mwm6-fjfg · [email protected]https://www.vulncheck.com/advisories/siyuan-before-session-cookie-key-disclosure-via-getconf · [email protected]https://github.com/siyuan-note/siyuan/security/advisories/GHSA-34fj-mwm6-fjfg · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 12 AUG 19:07Z
    siyuan before v3.7.4 Session Cookie Key Disclosure via getConf
    cvelistv5