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CVE-2026-72806

MEDIUMCVSS 5.8/10EPSS 0.31%

Last modified

CVE-2026-72806 is a medium-severity vulnerability rated 5.8/10 on the CVSS scale. SiYuan versions before v3.7.4 contain an authentication bypass vulnerability in the FilterViewByPublishAccess filter that fails to check publish password protection when rendering attribute views and database rows. Unauthenticated readers can access password-protected document rows including titles, block IDs, and column values by calling renderAttributeView without supplying the required password.. EPSS estimates a 0.31% chance of exploitation in the next 30 days.

Description

SiYuan versions before v3.7.4 contain an authentication bypass vulnerability in the FilterViewByPublishAccess filter that fails to check publish password protection when rendering attribute views and database rows. Unauthenticated readers can access password-protected document rows including titles, block IDs, and column values by calling renderAttributeView without supplying the required password.

Metrics

CVSS 3.1
5.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N

CVSS 4.0
6.9/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability
0.31%

22.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
siyuan-notesiyuan< 3.7.4

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2026-72806?
SiYuan versions before v3.7.4 contain an authentication bypass vulnerability in the FilterViewByPublishAccess filter that fails to check publish password protection when rendering attribute views and database rows. Unauthenticated readers can access password-protected document rows including titles, block IDs, and column values by calling renderAttributeView without supplying the required password.
How severe is CVE-2026-72806?
CVE-2026-72806 has a CVSS score of 5.8/10 (MEDIUM severity). The EPSS model estimates a 0.31% probability of exploitation in the next 30 days.
How do I fix CVE-2026-72806?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST