Advisories for Composer/Intercom/Intercom-Php package

On May 19th 2026, a new supply chain attack linked to the Mini Shai-Hulud campaign was identified. This package contains malicious code published through a compromised npm maintainer account. The malicious software is part of a coordinated high-volume publish wave targeting popular data visualization and charting ecosystems. It is recommended that all credentials be rotated, npm cache is cleared, the node_modules directory is removed, and all dependencies be rolled back …

On April 30, 2026, a malicious commit was pushed to the intercom/intercom-php repository and tagged as version 5.0.2, using a compromised service account (github-management-service). This occurred as part of the same supply chain attack that affected intercom-client on npm. The malicious version contained a Composer plugin that acted as a dropper, downloading the Bun JavaScript runtime (version 1.3.13) and executing an obfuscated credential-harvesting payload. The payload targeted cloud provider credentials …