What is GHSA-w2pg-pc8x-qj83?

GHSA-w2pg-pc8x-qj83 is a security advisory published by GitHub Security Advisories with High severity. SiYuan before v3.8.2 contains an unbounded resource consumption vulnerability in the request...

Which CVE IDs does GHSA-w2pg-pc8x-qj83 cover?

GHSA-w2pg-pc8x-qj83 covers the following CVE IDs: CVE-2026-85585. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-w2pg-pc8x-qj83?

GHSA-w2pg-pc8x-qj83 has a CVSS v3 base score of 7.5, published by GitHub Security Advisories.

GHSA-w2pg-pc8x-qj83HighCVSS 7.5

SiYuan before v3.8.2 contains an unbounded resource consumption vulnerability in the request...

Vendor

GitHub Security Advisories

Published

September 4, 2026

Last Modified

September 4, 2026

🔗 CVE IDs covered (1)

CVE-2026-85585 →

📋 Description

SiYuan before v3.8.2 contains an unbounded resource consumption vulnerability in the request-concurrency middleware that retains mutex entries for every unique request path without eviction. Unauthenticated attackers can send numerous unique request paths to permanently increase process memory and synchronization overhead, degrading availability.

🔗 References (4)

https://github.com/siyuan-note/siyuan/security/advisories/GHSA-p59v-3q54-qq55
https://nvd.nist.gov/vuln/detail/CVE-2026-85585
https://www.vulncheck.com/advisories/siyuan-before-3.8.2-unbounded-memory-consumption-via-controlconcurrency
https://github.com/advisories/GHSA-w2pg-pc8x-qj83