SAP has released its December security updates addressing 14 vulnerabilities across a range of products, including three critical-severity flaws. [...]

Microsoft says Windows PowerShell now warns when running scripts that use the Invoke-WebRequest cmdlet to download web content, aiming to prevent potentially risky code from executing. [...]

Microsoft has released the KB5071546 extended security update to resolve 57 security vulnerabilities, including three zero-day flaws. [...]

Microsoft's December 2025 Patch Tuesday fixes 57 flaws, including one actively exploited and two publicly disclosed zero-day vulnerabilities. [...]

Fortinet has released security updates to address two critical vulnerabilities in FortiOS, FortiWeb, FortiProxy, and FortiSwitchManager that could allow attackers to bypass FortiCloud SSO authentication. [...]

Portugal has modified its cybercrime law to establish a legal safe harbor for good-faith security research and to make hacking non-punishable under certain strict conditions. [...]

Over 77,000 Internet-exposed IP addresses are vulnerable to the critical React2Shell remote code execution flaw (CVE-2025-55182), with researchers now confirming that attackers have already compromised over 30 organizations across multiple sectors. [...]

A campaign has been observed targeting Palo Alto GlobalProtect portals with login attempts and launching scanning activity against SonicWall SonicOS API endpoints. [...]

Barts Health NHS Trust has announced that Clop ransomware actors have stolen files from a database by exploiting a vulnerability in its Oracle E-business Suite software. [...]

The FBI warns of criminals altering images shared on social media and using them as fake proof of life photos in virtual kidnapping ransom scams. [...]

Passive scan data goes stale fast as cloud assets shift daily, leaving teams blind to real exposures. Sprocket Security shows how continuous, automated recon gives accurate, up-to-date attack surface visibility. [...]

The European Commission has fined X €120 million ($140 million) for violating transparency obligations under the Digital Services Act (DSA). [...]

Cloudflare has blamed today's outage on the emergency patching of a critical React remote code execution vulnerability, which is now actively exploited in attacks. [...]

American pharmaceutical firm Inotiv is notifying thousands of people that they're personal information was stolen in an August 2025 ransomware attack. [...]

Multiple China-linked threat actors began exploiting the React2Shell vulnerability (CVE-2025-55182) affecting React and Next.js just hours after the max-severity issue was disclosed. [...]

Threat actors have been exploiting a command injection vulnerability in Array AG Series VPN devices to plant webshells and create rogue users. [...]

The UK's National Cyber Security Center (NCSC) announced the testing phase of a new service called Proactive Notifications, designed to inform organizations in the country of vulnerabilities present in their environment. [...]

The Predator spyware from surveillance company Intellexa has been using a zero-click infection mechanism dubbed "Aladdin" that compromised specific targets when simply viewing a malicious advertisement. [...]

Russian telecommunications watchdog Roskomnadzor has blocked access to Apple's FaceTime video conferencing platform and the Snapchat instant messaging service, claiming they're being used to coordinate terrorist attacks. [...]

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) warned network defenders of Chinese hackers backdooring VMware vSphere servers with Brickstorm malware. [...]

U.S. prosecutors have charged two Virginia brothers arrested on Wednesday with allegedly conspiring to steal sensitive information and destroy government databases after being fired from their jobs as federal contractors. [...]

A maximum severity vulnerability, dubbed 'React2Shell', in the React Server Components (RSC) 'Flight' protocol allows remote code execution without authentication in React and Next.js applications. [...]

OT environments rely on aging systems, shared accounts, and remote access, making weak or reused passwords a major attack vector. Specops Software explains how stronger password policies and continuous checks for compromised credentials help secure critical OT infrastructure. [...]

Security defenders are girding themselves in response to the disclosure of a maximum-severity vulnerability disclosed Wednesday in React Server, an open-source package that’s widely used by websites and in cloud environments. The vulnerability is easy to exploit and allows hackers to execute malicious code on servers that run …

Security defenders are girding themselves in response to the disclosure of a maximum-severity vulnerability disclosed Wednesday in React Server, an open source package that’s widely used by websites and in cloud environments. The vulnerability is easy to exploit and allows hackers to execute malicious code on servers that …