What is GHSA-q79h-f459-w43f?

GHSA-q79h-f459-w43f is a security advisory published by GitHub Security Advisories with High severity. SiYuan v3.1.12 before v3.8.6 fails to restrict the Sprig template function map in the /api/icon...

Which CVE IDs does GHSA-q79h-f459-w43f cover?

GHSA-q79h-f459-w43f covers the following CVE IDs: CVE-2026-109310. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-q79h-f459-w43f?

GHSA-q79h-f459-w43f has a CVSS v3 base score of 6.5, published by GitHub Security Advisories.

GHSA-q79h-f459-w43fHighCVSS 6.5

SiYuan v3.1.12 before v3.8.6 fails to restrict the Sprig template function map in the /api/icon...

Vendor

GitHub Security Advisories

Published

October 12, 2026

Last Modified

October 12, 2026

🔗 CVE IDs covered (1)

CVE-2026-109310 →

📋 Description

SiYuan v3.1.12 before v3.8.6 fails to restrict the Sprig template function map in the /api/icon/getDynamicIcon content parameter, allowing resource exhaustion. A publish reader, or anyone when publish auth is disabled, can use uncapped functions like until to OOM-kill the kernel with one request.

🔗 References (4)

https://github.com/siyuan-note/siyuan/security/advisories/GHSA-cxwr-r7cq-xw52
https://nvd.nist.gov/vuln/detail/CVE-2026-109310
https://www.vulncheck.com/advisories/siyuan-3.1.12-before-3.8.6-denial-of-service-via-getdynamicicon-template
https://github.com/advisories/GHSA-q79h-f459-w43f