CVE-2026-56395 - Vulnerability Details

Threat entity extracted from intelligence sources

Frequency
3
occurrences
First Seen
June 22, 2026
Last Seen
June 23, 2026

CVE-2026-56395 is a vulnerability tracked by ThreatCluster, appearing in 1 threat cluster built from 3 intelligence report mentions.

CVE-2026-56395 is a vulnerability tracked across 1 threat cluster and 3 intelligence report mentions on ThreatCluster. First observed June 22, 2026; most recent activity June 23, 2026.

Related Threat Clusters

Recent Intelligence Reports

  • CVE-2026-56395 — Mondoo · June 23, 2026
  • Cvefeed High Severity Advisories Jun 21, 2026 CVE-2026-56395 - SiYuan - Remote Code Execution via Malicious Bazaar Package Metadata and README cvefeed.io Open source — cvefeed.io · June 22, 2026
  • Critical RCE in SiYuan Bazaar Lets Malicious Packages Run OS Commands — Mallory.Ai · June 22, 2026

Frequently asked questions

What is CVE-2026-56395?

CVE-2026-56395 is a vulnerability tracked by ThreatCluster, appearing in 1 threat cluster built from 3 intelligence report mentions.

Is CVE-2026-56395 still active?

The most recent intelligence report mentioning CVE-2026-56395 on ThreatCluster is dated June 23, 2026. Activity was first observed June 22, 2026, giving a tracked span from then to June 23, 2026.

What is CVE-2026-56395 associated with?

Across ThreatCluster reporting, CVE-2026-56395 most frequently co-occurs with Zero-day Exploit, SiYuan, Cwe-79 - Cross-site Scripting (xss), T1059 - Command and Scripting Interpreter, Electron, among 6 tracked related entities.

What are the latest developments involving CVE-2026-56395?

The most significant recent cluster is “Critical RCE Vulnerability in SiYuan Bazaar Exposes Users to Malicious Packages” (5 articles · Updated June 22, 2026). CVE-2026-56395 appears across 1 threat cluster in total, listed above with sources.

How much reporting does ThreatCluster have on CVE-2026-56395?

CVE-2026-56395 appears in 3 intelligence report mentions across 1 deduplicated threat cluster, aggregated from 17,000+ monitored sources.

CVSS v3.1 Breakdown