CVE-2026-74799CWE-215

CVE-2026-74799

Critical · published August 17, 2026

CVSS v3.1
9.3
EPSS
0%
Percentile
31.6
In the wild
Unconfirmed
What it is

SiYuan before 3.7.4 registers Go net/http/pprof debug endpoints including heap and goroutine dumps without authentication when --mode flag is not set to exactly prod. Attackers can access /debug/pprof/heap and related endpoints to extract in-memory secrets including AccessAuthCode and AI provider API keys.

The record
Technical detail
CVSS v3.1
9.3 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L
CVSS v4.0
9.2 · CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:L/SC:H/SI:N/SA:L
EPSS
0.00385 · 31.6th percentile
Weakness
CWE-215 · Insertion of Sensitive Information Into Debugging Code
Published
2026-08-17T15:16Z
References (3)
https://github.com/siyuan-note/siyuan/security/advisories/GHSA-9cqq-p2hw-mj3f · [email protected]https://www.vulncheck.com/advisories/siyuan-before-unauthenticated-debug-endpoint-information-disclosure · [email protected]https://github.com/siyuan-note/siyuan/security/advisories/GHSA-9cqq-p2hw-mj3f · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 17 AUG 11:04Z
    SiYuan before 3.7.4 Unauthenticated Debug Endpoint Information Disclosure
    cvelistv5