Sophos MDR: New analyst response actions for Microsoft 365

General Dynamics says several benefits accounts were hacked after threat actors targeted employees in a phishing campaign. The post Defense Giant General Dynamics Says Employees Targeted in Phishing Attack appeared first on SecurityWeek.

The Iranian hacking group known as MuddyWater (aka Earth Vetala, Mango Sandstorm, and MUDDYCOAST) has targeted several organizations and individuals mainly located across the Middle East and North Africa (MENA) region as part of a new campaign codenamed Operation Olalampo. The activity, first observed on January 26, 2026, has resulted in the deployment of new…

Fortinet has officially confirmed that it’s working to completely plug a FortiCloud SSO authentication bypass vulnerability following reports of fresh exploitation activity on fully-patched firewalls. “In the last 24 hours, we have identified a number of cases where the exploit was to a device that had been fully upgraded to the latest release at the…

Cybersecurity researchers have charted the evolution of XWorm malware, turning it into a versatile tool for supporting a wide range of malicious actions on compromised hosts. “XWorm’s modular design is built around a core client and an array of specialized components known as plugins,” Trellix researchers Niranjan Hegde and Sijo Jacob said in an analysis…

Cisco has released security updates to address a maximum-severity security flaw in Secure Firewall Management Center (FMC) Software that could allow an attacker to execute arbitrary code on affected systems. The vulnerability, assigned the CVE identifier CVE-2025-20265 (CVSS score: 10.0), affects the RADIUS subsystem implementation that could permit an unauthenticated, remote attacker to inject

Microsoft has revealed that it observed a multi‑stage intrusion that involved the threat actors exploiting internet‑exposed SolarWinds Web Help Desk (WHD) instances to obtain initial access and move laterally across the organization’s network to other high-value assets. That said, the Microsoft Defender Security Research Team said it’s not clear whether the activity weaponized recently