Windows Server Update Services (WSUS) vulnerability abused to harvest sensitive data

Davey Winder reports: Ransomware is a cybersecurity threat that just won’t go away. Be it from groups such as those behind the ongoing Play attacks, or kingpins such as LockBit returning from the dead the consequences of falling victim to an attack are laid bare in reports exposing the reach of ransomware across 2024. A new ransomware threat, known as…

Ravie Lakshmanan reports: Moldovan law enforcement authorities have arrested a 45-year-old foreign man suspected of involvement in a series of ransomware attacks targeting Dutch companies in 2021. “He is wanted internationally for committing several cybercrimes (ransomware attacks, blackmail, and money laundering) against companies based in the Netherlands,” officials said in a statement Monday. In conjunction with the…

Cybersecurity researchers have discovered two malicious Google Chrome extensions with the same name and published by the same developer that come with capabilities to intercept traffic and capture user credentials. The extensions are advertised as a “multi-location network speed test plug-in” for developers and foreign trade personnel. Both the browser add-ons are available for download…

Every week brings new discoveries, attacks, and defenses that shape the state of cybersecurity. Some threats are stopped quickly, while others go unseen until they cause real damage. Sometimes a single update, exploit, or mistake changes how we think about risk and protection. Every incident shows how defenders adapt — and how fast attackers try…

Threat actors have begun to exploit two newly disclosed security flaws in Fortinet FortiGate devices, less than a week after public disclosure. Cybersecurity company Arctic Wolf said it observed active intrusions involving malicious single sign-on (SSO) logins on FortiGate appliances on December 12, 2025. The attacks exploit two critical authentication bypasses (CVE-2025-59718 and CVE-2025-59719

American Addiction Centers says the personal information of more than 422,000 people was stolen in a data breach. The post American Addiction Centers Data Breach Impacts 422,000 People appeared first on SecurityWeek.