Police dismantle KillSec ransomware gang allegedly led by 16-year-old
An international law enforcement operation dubbed “Operation KillSwitch” seized the KillSec ransomware gang’s data leak site and servers, led to three arrests, and identified a 16-year-old as the group’s alleged administrator. The coordinated law enforcement action was carried out on September 30, involving authorities from Belgium, the United States, Finland, Germany, Greece, the Netherlands, Romania, […]
Kiteworks patches max severity code injection vulnerability
Secure file-sharing software company Kiteworks has released security updates to address 126 vulnerabilities, including a max-severity flaw affecting its Email Protection Gateway (EPG) security solution. EPG is a component of the Kiteworks Private Content Network (PCN), which integrates enterprise email, Managed File Transfer (MFT), file sharing, APIs, and web forms into a single platform. Formerly […]
Microsoft enables Windows settings backup by default for orgs
Microsoft announced that Windows settings backup and restore is now enabled by default on all Microsoft Entra-joined or Microsoft Entra hybrid-joined enterprise systems upgraded to Windows 11 26H2. The Windows settings backup tool (formerly known as Windows Backup for Organizations) backs up and restores enterprise users’ Windows settings after a device is reset, replaced, upgraded, […]
Hackers stole Pentagon personnel records of over 3 million people
The Pentagon’s Defense Manpower Data Center (DMDC) is notifying millions of military service members that hackers stole their data after breaching the Pentagon’s human resources management system in October 2025. In data breach notification letters shared online by affected individuals, the DMDC told affected military personnel that “a small number of unauthorized users” had access […]
Metamask discloses security incident affecting its infrastructure
On Thursday, cryptocurrency wallet provider MetaMask has disclosed an ongoing infrastructure security incident affecting some of its infrastructure. The company is working to address the issue internally, with help from external partners and security advisors, and says there is “no immediate threat to MetaMask wallets.” “As a precautionary measure, we are proactively exiting affected validators […]
Russian state hackers use new RedFlick technique to push malware
The Russian state actor Star Blizzard has been using a new malware installation tactic dubbed “RedFlick” to deploy its signature CosmicPulse backdoor. Although the tactic is not a new cybersecurity technique, it is a new delivery approach for the threat actor, allowing it to further automate attacks and reduce victim interaction. Microsoft researchers say that […]
DIVD says Zammad zero-days enabled AI-driven network breach
The Dutch Institute for Vulnerability Disclosure (DIVD) says that the breach of its network was possible by exploiting a chain of two zero-day vulnerabilities in the open-source Zammad ticketing system. Previously, the nonprofit organization of volunteer security researchers said the attack was “loud and very, very messy,” driven by an AI agent that moved autonomously […]
Over 543,000 valid credentials exposed in public GitHub repositories
More than 543,000 credentials exposed in public GitHub repositories were still valid in July despite the platform’s security measures to prevent accidental leaks of sensitive data. Data pulled from scanning 224 million repositories and more than 58 billion files show that the median time a unique credential remained publicly accessible was 784 days. The research […]
CISA warns of critical pre-auth RCE flaw in MikroTik RouterOS
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) is warning of a new critical vulnerability in MikroTik RouterOS that could lead to remote code execution or cause a denial-of-service condition. Tracked as CVE-2026-84411, the security issue is a pre-authentication integer underflow in RouterOS’s web-management HTTP request handling. CISA says that a single crafted request can […]
Cisco warns of new SD-WAN zero-day exploited in attacks
Cisco released security updates to address a critical zero-day in the Catalyst SD-WAN Manager (tracked as CVE-2026-76504) that attackers are actively exploiting to escalate to admin privileges. Formerly known as SD-WAN vManage, Catalyst SD-WAN Manager is network management software that lets admins monitor and manage up to 6,000 SD-WAN devices from a single dashboard. “In […]