Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2026-56395

CVE-2026-56395CRITICAL

SiYuan - Remote Code Execution via Malicious Bazaar Package Metadata and README

  AV  AC  AT  PR  UI  VC  VI  VA   CVSS    EPSS   %ile   KEV
   N   L   N   N   A   H   H   H    9.4   .0070   51.6     —

AFFECTED
  Product  Versions     Fixed
  SiYuan   unspecified  3.6.1

TIMELINE
  Jun 21  Reserved by VulnCheck
  Jun 21  Published (CNA: VulnCheck)
  Sep 17  REJECTED — CVE-2026-56395 (SiYuan). Record withdrawn by the CNA.

CWE-79 · CNA: VulnCheck · CVSS v4.0 · 2 references · NVD status: Rejected

Description

This record is a duplicate; use CVE-2026-56397 instead.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
June 21, 2026	Reserved	Reserved by VulnCheck
June 21, 2026	Published	Published (CNA: VulnCheck)
September 17, 2026	REJECTED	REJECTED — CVE-2026-56395 (SiYuan). Record withdrawn by the CNA.

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
SiYuan	SiYuan	—	—	3.6.1

Weaknesses

CWE-79

References (2)

Authoritative record: CVE-2026-56395 at cve.org

Vendors: siyuan

Weaknesses: CWE-79

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-56395 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Sunday, October 4, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.