Cyber Attack

Denmark has accused Russia of orchestrating two harmful cyber-attacks dubbed ‘destructive and disruptive’. The Danish Defence Intelligence Service revealed on Thursday that Moscow conducted a cyber-attack on a Danish water utility in 2024 and executed DDoS attacks on Danish websites prior to the municipal and regional council elections in November. …

GreyNoise reported that login attempts on GlobalProtect portals surged to 1.7 million over 16 hours, targeting various VPNs, including Palo Alto Networks GlobalProtect and Cisco SSL VPN. Data revealed that over 10,000 unique IP addresses targeted infrastructure in the United States, Mexico, and Pakistan. The malicious traffic originated almost entirely …

Cisco warned customers maximum-severity Cisco AsyncOS zero-day actively exploited in attacks targeting Secure Email Gateway (SEG) and Secure Email and Web Manager (SEWM) appliances. This yet-to-be-patched zero-day (CVE-2025-20393) affects only Cisco SEG and Cisco SEWM appliances with non-standard configurations, when the Spam Quarantine feature is enabled and exposed on the …

A financially motivated ransomware gang exploited React2Shell vulnerability (CVE-2025-55182) to quickly access corporate networks and deploy malware less than a minute later. React2Shell (CVE-2025-55182) is a maximum severity vulnerability in React Server Components (RSC) which was publicly disclosed on 3 December 2025. The vulnerability impacts the Flight Protocol, a core …

At least 17 Firefox extensions managed to evade detection by hiding malware in their icons. Thousands of users have been compromised, and these harmful add-ons remain accessible on the Firefox platform. Koi Security found 17 Firefox extensions that look safe, with no visible malicious scripts. They offer services like “free …

Portugal has changed its cybercrime law to protect good-faith security research and to make hacking legal under specific, strict conditions. Daniel Cuthbert identified a new rule in Article 8.o-A, called “Acts not punishable due to public interest in cybersecurity,” which exempts some actions from being illegal that were once seen …

More than 77,000 IP addresses online are at risk from the serious React2Shell remote code execution flaw (CVE-2025-55182). Researchers report that attackers have already breached over 30 organizations in various sectors. React2Shell is a vulnerability that allows unauthorized remote code execution with just one HTTP request. It affects all frameworks …

Marquis Software Solutions has announced a data breach affecting multiple banks and credit unions in the US. Marquis Software Solutions offers data analytics, CRM tools, compliance reporting, and digital marketing to more than 700 banks, credit unions, and mortgage lenders. Marquis reported a ransomware attack on August 14, 2025, in …

According to Cloudflare’s report, Bangladesh has risen in the 3rd largest global source of DDoS attacks in 2025 Q3. Seven of the top ten sources of DDoS attacks are in Asia, with Indonesia being the highest. Indonesia has been the leading source since 2024 Q3 and has consistently ranked high …

A new DDoS attack from the Aisuru botnet reached 29.7 Tbps, setting a world record. This surpasses the previous record of 22 Tbps, broken in Q3 2025 and mitigated by Cloudflare, signaling that multi-terabit attacks are now common for global defenders. Cloudflare’s recent DDoS report shows that Aisuru conducted a …