Cyber Security Headlines Record-breaking DDoS attack, React bug puts servers at risk, RansomHouse attack
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Dec 4, 2025 A staggering 29.7 TB/s DDoS attack utilizing countless IoT devices wreaked havoc, showcasing the growing threat of botnets. A critical flaw in React server components poses significant risks, affecting many developers. RansomHouse struck a Japanese retailer, interrupting operations and compromising sensitive data. The UK is considering a ban on ransom payments for public entities, while Klopp ransomware targets universities, highlighting the ongoing battle against cybercrime and the vulnerabilities in education systems.
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DDoS Scale Keeps Escalating
- AZERO's botnet now peaks at 29.7 terabytes per second, making DDoS scale a moving target for defenders.
- Nearly half of attacks are "hyper volumetric," meaning traditional capacity planning may no longer suffice.
React Server Bug Threatens Cloud Backends
- A maximum severity React server components flaw can enable unauthenticated remote code execution on servers running server functions.
- Researchers estimate nearly 40% of cloud environments could be exposed, broadening the blast radius beyond single apps.
Retailer Forced Back To Fax After Ransomware
- A ransomware attack forced a Japanese retailer to revert to ordering supplies by fax and disrupted brands like Muji.
- The retailer reopened limited corporate online sales six weeks later while restoring its full catalog gradually.