A week in security (November 24 – November 30)

A week in security (November 24 - November 30)

November 28, 2025 – This blog explains why vulnerability scoring matters, how CVSS works, and what’s new in version 4.0.

CodeRED

November 27, 2025 – A ransomware attack against the CodeRED emergency alert platform has triggered warnings across the US.

Amazon parcels

November 27, 2025 – Scammers are stepping up their game for the holidays, impersonating brands to trick people into handing over their accounts.

flexible ferret hidden

November 26, 2025 – Scammers are using fake jobs and a phony video update to infect Mac users with a multi-stage stealer designed for long-term access and data theft.

ClickFix mimics Windows

November 25, 2025 – ClickFix just got more convincing, hiding malware in PNG images and faking Windows updates to make users run dangerous commands.



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