HIGHVulnerability

CVE-2026-68587

SiYuan versions before v3.7.3 contain an information disclosure vulnerability in the getHeadingDeleteTransaction, getHeadingLevelTransaction, and getHeadingInsertTransaction endpoints that return rendered block DOM without publish-access checks. Anonymous readers or publish RoleReader tokens can supply a heading block ID to read full rendered content of publish-disabled documents that should be restricted.

Properties

severity
HIGH
score
8.6
cve_id
CVE-2026-68587
vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
published_at
2026-08-03T14:16:28.397
last_modified
2026-08-26T17:06:41.833

Related Entities (2)

HAS_WEAKNESS (1)

[Weakness]Missing Authorization

DESCRIBED_BY (1)

[Source]NVD

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CVE-2026-68587 — Ninja Signal Threat Intelligence | Ninja Signal