What is CVE-2026-45148?

CVE-2026-45148 is a medium-severity vulnerability in Siyuan-note Siyuan, classified under Incorrect Authorization. CVSS score: 4.3/10. Published 2026-05-14.

How severe is CVE-2026-45148?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Auth bypass in Siyuan-note Siyuan

CVE-2026-45148

SiYuan is an open-source personal knowledge management system. Prior to 3.7.0, broken access control in the searchAsset, searchTag, searchWidget, and searchTemplate publish-mode Readers can enumerate metadata from documents that are invisi…

Vulnerability class: Broken Access Control

EPSS: 0.000 (1.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

Affected products

Siyuan-note Siyuan — versions < 3.7.0

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

security-advisories@github.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-45148?: CVE-2026-45148 is a medium-severity vulnerability in Siyuan-note Siyuan, classified under Incorrect Authorization. CVSS score: 4.3/10. Published 2026-05-14.
How severe is CVE-2026-45148?: Medium severity. CVSS v3 base score is 4.3 out of 10.