CISA Flags Critical WatchGuard Fireware Flaw Exposing 54,000 Fireboxes to No-Login Attacks

Nov 13, 2025Ravie LakshmananVulnerability / Network Security The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Wednesday added a critical security flaw impacting WatchGuard Fireware to its Known Exploited Vulnerabilities (KEV) catalog, based on evidence of active exploitation. The vulnerability in question is CVE-2025-9242 (CVSS score: 9.3), an out-of-bounds write vulnerability affecting Fireware OS 11.10.2…

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Amazon Uncovers Attacks Exploited Cisco ISE and Citrix NetScaler as Zero-Day Flaws

Nov 12, 2025Ravie LakshmananNetwork Security / Zero-Day Amazon’s threat intelligence team on Wednesday disclosed that it observed an advanced threat actor exploiting two then-zero-day security flaws in Cisco Identity Service Engine (ISE) and Citrix NetScaler ADC products as part of attacks designed to deliver custom malware. “This discovery highlights the trend of threat actors focusing…

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CISO’s Expert Guide To AI Supply Chain Attacks

AI-enabled supply chain attacks jumped 156% last year. Discover why traditional defenses are failing and what CISOs must do now to protect their organizations. Download the full CISO’s expert guide to AI Supply chain attacks here. TL;DR AI-enabled supply chain attacks are exploding in scale and sophistication – Malicious package uploads to open-source repositories jumped…

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HiddenGh0st, Winos and kkRAT Exploit SEO, GitHub Pages in Chinese Malware Attacks

Chinese-speaking users are the target of a search engine optimization (SEO) poisoning campaign that uses fake software sites to distribute malware. “The attackers manipulated search rankings with SEO plugins and registered lookalike domains that closely mimicked legitimate software sites,” Fortinet FortiGuard Labs researcher Pei Han Liao said. “By using convincing language and small character substitutions,…

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FBI Warns of UNC6040 and UNC6395 Targeting Salesforce Platforms in Data Theft Attacks

The U.S. Federal Bureau of Investigation (FBI) has issued a flash alert to release indicators of compromise (IoCs) associated with two cybercriminal groups tracked as UNC6040 and UNC6395 for orchestrating a string of data theft and extortion attacks. “Both groups have recently been observed targeting organizations’ Salesforce platforms via different initial access mechanisms,” the FBI…

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Samsung Fixes Critical Zero-Day CVE-2025-21043 Exploited in Android Attacks

Sep 12, 2025Ravie LakshmananVulnerability / Mobile Security Samsung has released its monthly security updates for Android, including a fix for a security vulnerability that it said has been exploited in zero-day attacks. The vulnerability, CVE-2025-21043 (CVSS score: 8.8), concerns an out-of-bounds write that could result in arbitrary code execution. “Out-of-bounds Write in libimagecodec.quram.so prior to…

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