OpenSSH is a technology platform tracked across 28 threat clusters and 52 intelligence report mentions on ThreatCluster. First observed November 12, 2025; most recent activity July 14, 2026.
Operation Highland, attributed to the Velvet Ant cyberespionage group, involved a sophisticated attack that began in 2016 and persisted undetected for a decade. The attackers hijacked the authentication stack of a major…
The Cloud Atlas APT group has been observed employing a sophisticated cyber espionage campaign targeting government and commercial entities in Russia and Belarus. This campaign, active since 2025 and continuing into…
Cloud Atlas, an advanced persistent threat group, has intensified its cyberespionage activities against government and commercial entities in Russia and Belarus since late 2025. The group employs phishing emails…
In June 2026, a surge in attacks targeting SonicWall Gen 7 firewalls has been reported, exploiting CVE-2024-40766, an improper access control flaw. This vulnerability allows threat actors to gain unauthorized access,…
Multiple vulnerabilities in OpenSSH have been discovered, affecting Ubuntu 22.04 LTS and its derivatives. Key issues include improper handling of the legacy scp protocol, which could lead to unintended setuid or setgid…
On April 7, 2026, Anthropic launched its AI model, Claude Mythos, which can autonomously exploit vulnerabilities in major operating systems and web browsers. This model has demonstrated the ability to identify and…
Dell has released two security updates (DSA-2025-434 and DSA-2025-435) addressing multiple vulnerabilities in PowerFlex Rack and Appliance systems. The updates cover numerous CVEs, including critical vulnerabilities in…
A critical vulnerability in OpenSSH has been identified, affecting Ubuntu systems, particularly version 16.04. The flaw arises from improper handling of file permissions when downloading files as root using the legacy…
A newly discovered Linux kernel vulnerability, tracked as CVE-2026-46333 and nicknamed 'ssh-keysign-pwn', allows unprivileged users to access sensitive files such as SSH host keys and the shadow password file. This flaw…
OpenSSH released version 10.3 and its portable version 10.3p1 on April 2, 2026, which includes critical security fixes for multiple vulnerabilities, notably a shell injection flaw affecting the -J (ProxyJump) option.…