CVE-2026-73041 — SiYuan before v3.7.4 Remote Code Execution via PDF Annotations
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 annotati…
Published: 2026-08-15 · CVSS: 9.4 · CVSS 4.0
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7