Microsoft will start enforcing multi-factor authentication (MFA) for all users accessing the Microsoft 365 admin center starting next month. [...]

Cisco has patched an ISE vulnerability with public proof-of-concept exploit code that can be abused by attackers with admin privileges. [...]

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has flagged a maximum-severity HPE OneView vulnerability as actively exploited in attacks. [...]

File-sharing platform ownCloud warned users today to enable multi-factor authentication (MFA) to block attackers using compromised credentials from stealing their data. [...]

Veeam released security updates to patch multiple security flaws in its Backup & Replication software, including a critical remote code execution (RCE) vulnerability. [...]

The United Kingdom has announced a new cybersecurity strategy, backed by more than £210 million ($283 million), to boost cyber defenses across government departments and the wider public sector. [...]

Jaguar Land Rover (JLR) revealed this week that a September 2025 cyberattack led to a 43% decline in third-quarter wholesale volumes. [...]

Claims administration and risk management company Sedgwick has confirmed that its federal contractor subsidiary, Sedgwick Government Solutions, was the victim of a security breach. [...]

Brightspeed, one of the largest fiber broadband companies in the United States, is investigating security breach and data theft claims made by the Crimson Collective extortion gang. [...]

NordVPN denied allegations that its internal Salesforce development servers were breached, saying that cybercriminals obtained "dummy data" from a trial account on a third-party automated testing platform. [...]

Over 10,000 Internet-exposed Fortinet firewalls are still vulnerable to attacks exploiting a five-year-old two-factor authentication (2FA) bypass vulnerability. [...]

Trust Wallet believes the compromise of its web browser to steal roughly $8.5 million from over 2,500 crypto wallets is likely related to an "industry-wide" Sha1-Hulud attack in November. [...]

The European Space Agency (ESA) confirmed that attackers recently breached servers outside its corporate network, which contained what it described as "unclassified" information on collaborative engineering activities. [...]

Two former employees of cybersecurity incident response companies Sygnia and DigitalMint have pleaded guilty to targeting U.S. companies in BlackCat (ALPHV) ransomware attacks in 2023. [...]

CISA ordered U.S. federal agencies to patch an actively exploited MongoDB vulnerability (MongoBleed) that can be exploited to steal credentials, API keys, and other sensitive data. [...]

Trust Wallet says attackers who compromised its browser extension right before Christmas have drained approximately $7 million from nearly 3,000 cryptocurrency wallet addresses. [...]

A ransomware attack hit Oltenia Energy Complex (Complexul Energetic Oltenia), Romania's largest coal-based energy producer, on the second day of Christmas, taking down its IT infrastructure. [...]

Korean Air experienced a data breach affecting thousands of employees after Korean Air Catering & Duty-Free (KC&D), its in-flight catering supplier and former subsidiary, was recently hacked. [...]

Fortinet has warned customers that threat actors are still actively exploiting a critical FortiOS vulnerability that allows them to bypass two-factor authentication (2FA) when targeting vulnerable FortiGate firewalls. [...]

MongoDB has warned IT admins to immediately patch a high-severity vulnerability that can be exploited in remote code execution (RCE) attacks targeting vulnerable servers. [...]

MongoDB has warned IT admins to immediately patch a high-severity memory-read vulnerability that may be exploited by unauthenticated attackers remotely. [...]

The French national postal service's online services were knocked offline by "a major network incident" on Monday, disrupting digital banking and other services for millions. [...]

Italy's competition authority (AGCM) has fined Apple €98.6 million ($116 million) for using the App Tracking Transparency (ATT) privacy framework to abuse its dominant market position in mobile app advertising. [...]

Baker University has disclosed a data breach after attackers gained access to its network one year ago and stole the personal, health, and financial information of over 53,000 individuals. [...]

Romanian Waters (Administrația Națională Apele Române), the country's water management authority, was hit by a ransomware attack over the weekend. [...]