Microsoft pulls 119 Edge extensions, exposing stealthy steganography malware campaign
Microsoft ripped 119 malicious Edge extensions from its store, ending the StegoAd campaign that used steganography in images and fonts to hide ad‑fraud and credential‑stealing malware. The effort affected roughly 2.6 million installs and shows how seemingly harmless browser add‑ons can become sleeper malware, underscoring the need for stricter extension vetting.