Varonis found a “Reprompt” attack that let a single link hijack Microsoft Copilot Personal sessions and exfiltrate data; Microsoft patched it in January 2026.
A malvertising campaign is using a fake ad-blocking Chrome and Edge extension named NexShield that intentionally crashes the ...
Researchers uncovered a CrashFix campaign where a fake Chrome ad blocker crashes browsers to trick users into installing the ...
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