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Microsoft's nemesis returns: Nightmare Eclipse is back with a new zero day which could be bad news for Windows users
A researcher known as Nightmare Eclipse has disclosed a new zero-day vulnerability in Windows, the tenth such release from this individual. The flaw was revealed shortly after Microsoft's Patch Tuesday update cycle, a pattern the researcher has repeated previously. The timing leaves Windows users potentially exposed before Microsoft can issue a fix.
Shattering the Dream – When a Job Offer Becomes a Zero-Day Attack
North Korean hackers linked to Operation Dream Job have been targeting aerospace and defense companies worldwide since early 2026, using fake job offers as lures. Victims receive malicious PDF files requiring a modified viewer that executes embedded malware. Check Point Research identified the campaign as exploiting a zero-day vulnerability, continuing a long-running North Korean strategy of disguising cyberattacks as recruitment outreach.