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Vulnerabilities CVE-2026-73045

CVE-2026-73045

High
Open
TLP:CLEAR

SiYuan before 3.7.4 Brute-Force via authFilePublishAccess

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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.

Details

CVSS Score
8.7
CVSS Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Confidence
90%
Published
Aug 15, 2026
Last Modified
Aug 15, 2026
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