Samsung Knox — Cyber Threats, Attacks & Incidents

Threat entity extracted from intelligence sources

Frequency
3
occurrences
First Seen
November 9, 2025
Last Seen
June 24, 2026

Samsung Knox is a technology platform tracked across 3 threat clusters and 3 intelligence report mentions on ThreatCluster. First observed November 9, 2025; most recent activity June 24, 2026.

Overview

Samsung Knox is Samsung’s hardware-backed security platform integrated into Galaxy devices, offering features such as secure boot, trusted execution environments, and containerization for work data. The recent reporting on Landfall Spyware highlights a stealthy campaign targeting Samsung Galaxy devices, underscoring the ongoing risk to mobile security and the potential implications for Knox-protected environments in enterprise mobility.

Related Threat Clusters

  • Critical Exploitation of Cisco CM and Samsung KNOX Vulnerabilities

    Active exploitation of two critical vulnerabilities has been reported: CVE-2026-20230 in Cisco Unified CM and CVE-2026-20971 in Samsung KNOX. The Cisco flaw, a server-side request forgery (SSRF), poses an immediate…

    4 articles · Updated June 23, 2026
  • Landfall Spyware Exploits Samsung Galaxy Zero-Day Vulnerability

    A sophisticated spyware named Landfall targeted Samsung Galaxy phones for nearly a year, exploiting a zero-day vulnerability in Samsung's image processing library. Discovered by Palo Alto Networks' Unit 42, the malware…

    37 articles · Updated November 12, 2025
  • Landfall Spyware Exploits Samsung Galaxy Zero-Day Vulnerability

    Landfall, a sophisticated Android spyware, targeted Samsung Galaxy phones for nearly a year, exploiting a zero-day vulnerability (CVE-2025-21042) in Samsung's image-processing library. The campaign, uncovered by Palo…

    47 articles · Updated November 10, 2025

Recent Intelligence Reports

  • [SecurityIntel] 24 Jun | Active Exploitation of Cisco CM and Samsung KNOX — Buttondown · June 24, 2026
  • Samsung KNOX Kernel UAF Exposes Millions of Galaxy Devices — Securityaffairs.Co · June 23, 2026
  • Landfall Spyware's Silent Siege on Samsung Galaxies — Webpronews · November 9, 2025

CVSS v3.1 Breakdown