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Fortinet Zero-Day Exploited in the Wild Amid Ongoing Cyber Threats

First seen 23 Nov 2025, 03:35 UTC • •9

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ThreatCluster •March 12, 2026 at 13:27 UTC

A suspected zero-day vulnerability in Fortinet products has been exploited in the wild, affecting users and organizations relying on these systems. The vulnerability is part of a broader trend of increasing cyber threats, including a critical spyware attack on Samsung and multiple vulnerabilities in GoSign Desktop leading to remote code execution.

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Threat Graph

10 entities, 14 inferred relationships (STIX 2.1).

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Threat Actor (1)

Apt24

Technique (3)

Malware
Supply Chain Attack
Zero-day Exploit

Campaign (1)

Samsung Spyware Attack

Organization (1)

Samsung

Malware (2)

Landfall
Badaudio

Affected Platform (1)

GoSign Desktop

Vulnerability (1)

FortiWeb

Relationships

Apt24 uses Landfall
Apt24 uses Badaudio
Apt24 uses Malware
Apt24 uses Supply Chain Attack
Apt24 uses Zero-day Exploit
Landfall exploits FortiWeb
Badaudio exploits FortiWeb
Samsung Spyware Attack attributed to Apt24
Samsung Spyware Attack uses Landfall
Samsung Spyware Attack uses Badaudio
FortiWeb targets GoSign Desktop
Apt24 targets Samsung
Landfall targets Samsung
Badaudio targets Samsung

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