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OpenAdvisories
High · 7.5 CVE-2026-73045 EUVD-2026-59797GHSA-h64j-vrf9-jpc3

SiYuan before 3.7.4 Brute-Force via authFilePublishAccess

Published Aug 15, 2026 · Updated Aug 18, 2026 · Assigned by VulnCheck

Description

SiYuan before 3.7.4 contains an improper restriction of excessive authentication attempts vulnerability in the authFilePublishAccess endpoint that allows unauthenticated attackers to brute-force per-notebook publish passwords. Attackers can submit unbounded password guesses without rate limiting or CAPTCHA to gain access to password-protected published notebooks.

Affected products

VendorProductAffectedFixed
siyuan-note siyuan < 3.7.4 3.7.4

References