Hackers Exploit Cisco Firepower N-Day Flaws for Unauthorized Access

A state-sponsored threat actor known as UAT-4356 is actively exploiting known vulnerabilities in Cisco Firepower devices to deploy a sophisticated custom backdoor. UAT-4356 exploited two n-day vulnerabilities, CVE-2025-20333 and CVE-2025-20362m affecting Cisco’s Firepower eXtensible Operating System (FXOS). These flaws allowed the threat actor to gain…

Claude Desktop Reportedly Adds Browser Access Bridge for Chromium Browsers

A detailed cybersecurity report published by privacy expert Alexander Hanff on April 18, 2026, reveals that Anthropic’s Claude Desktop application for macOS silently installs a Native Messaging bridge across multiple Chromium-based browsers. This unprompted installation establishes out-of-sandbox browser automation hooks…

Hiding Bluetooth Trackers in Mail

It was used to track a Dutch naval ship: Dutch journalist Just Vervaart, working for regional media network Omroep Gelderland, followed the directions posted on the Dutch government website and mailed a postcard with a hidden tracker inside. Because of…

Vulnerabilities Patched in CrowdStrike, Tenable Products

CrowdStrike has fixed a critical LogScale vulnerability, while Tenable addressed a high-severity Nessus flaw. The post Vulnerabilities Patched in CrowdStrike, Tenable Products appeared first on SecurityWeek. This article has been indexed from SecurityWeek Read the original article: Vulnerabilities Patched in…