CRITICALVulnerability

CVE-2026-73041

SiYuan versions before v3.7.4 fail to validate or escape annotation fields written to disk by the setFileAnnotation endpoint. Attackers can inject malicious markup into annotation fields that execute as script in the PDF renderer with full Node.js access when a user opens an annotated PDF.

Properties

severity
CRITICAL
score
9
cve_id
CVE-2026-73041
vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
published_at
2026-08-15T22:16:53.883
last_modified
2026-08-26T17:05:08.273

Related Entities (2)

DESCRIBED_BY (1)

[Source]NVD

HAS_WEAKNESS (1)

[Weakness]Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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CVE-2026-73041 — Ninja Signal Threat Intelligence | Ninja Signal