ModHeader Malware — Analysis, Campaigns & Threat Activity

Threat entity extracted from intelligence sources

Frequency
1
occurrences
First Seen
July 15, 2026
Last Seen
July 15, 2026

Related Threat Clusters

  • ModHeader Extension Removed for Covert Data Collection

    The ModHeader browser extension, used by approximately 1.6 million users across Chrome and Edge, was removed after researchers discovered a dormant data-collection capability embedded in its signed release. The…

    8 articles · Updated July 14, 2026

Recent Intelligence Reports

  • Modheader Malware Chrome Spyware — hackindex.io · July 15, 2026

CVSS v3.1 Breakdown