Medium severity6.5NVD Advisory· Published Sep 4, 2026

CVE-2026-85582

Description

SiYuan versions before v3.8.2 contain an unbounded session creation vulnerability in the publish-service Basic Auth handler that allows authenticated attackers to exhaust memory. Attackers can repeatedly authenticate with valid credentials to create persistent session entries without expiry or capacity limits, causing indefinite process memory growth and denial of service.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Siyuan Note/Siyuanllm-fuzzy
Range: <3.8.2

Patches

Vulnerability mechanics

References

github.com/siyuan-note/siyuan/security/advisories/GHSA-f4vj-ppp2-5hg4nvd
www.vulncheck.com/advisories/siyuan-before-3.8.2-unbounded-session-creation-via-basic-authnvd

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cvss	0.423
epss	0.000
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000