MEDIUMVulnerability
Global

Hackers Poison Adform Script to Swap Crypto Wallet Addresses Across Customer Sites

·Source: The Hacker News

Updated:

Executive Summary

Attackers modified a JavaScript file served by advertising technology company Adform, turning it into a browser-side tool that rewrites cryptocurrency wallet addresses. Adform detected the incident on July 27, 2026, removed the malicious code, notified affected clients, and reported it to authorities. Anyone who visited a site carrying the affected script on July 27 and copied a Bitcoin,

Analysis

Attackers modified a JavaScript file served by advertising technology company Adform, turning it into a browser-side tool that rewrites cryptocurrency wallet addresses. Adform detected the incident on July 27, 2026, removed the malicious code, notified affected clients, and reported it to authorities. Anyone who visited a site carrying the affected script on July 27 and copied a Bitcoin,
Source Attribution

Originally published by The Hacker News on Aug 1, 2026.

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