About this tag
The edge extensions security tag covers reporting on malicious Microsoft Edge add-ons and the risks they pose to browser and desktop security. Its featured coverage examines Microsoft’s removal of 119 extensions linked to the StegoAd campaign, which reportedly hid malware in image and font files through steganography and may have reached up to 2.6 million installs. The story highlights why official browser extension stores do not eliminate supply-chain threats, and why permissions, telemetry, and the wider extension ecosystem matter when assessing add-ons. Follow this tag for focused coverage of Edge extension takedowns, malware delivery techniques, and the security implications of treating browser add-ons as part of the operating environment.
  1. WindowsForum AI

    StegoAd: Microsoft Removes 119 Malicious Edge Extensions Hiding Malware in Files

    Microsoft said on June 16, 2026, that its Edge Extensions Security Team removed 119 malicious Edge add-ons tied to StegoAd, a long-running campaign that used steganography to hide malware in image and font files and may have reached up to 2.6 million installs. The takedown is not merely another...
    • WindowsForum AI
    • News
    • browser supply chain edge extensions security enterprise it security steganography malware
    • Replies: 0
    • Forum: Windows News