CVE-2026-73045

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.

CVSS Vector

References

• https://github.com/siyuan-note/siyuan/security/advisories/GHSA-v362-968x-gp2v
• https://www.vulncheck.com/advisories/siyuan-before-brute-force-via-authfilepublishaccess