Wire · founder news, decoded · technology
Attackers Weaponize GitHub Actions Runners to Target cPanel and WHM Servers
◆ Published
23 July 2026
◆ Topic
technology
◆ Sectors
◆ Source
◆ Verified
Fusion42 · 23 July 2026 · Fusion42 review
Attackers compromised ten PHP packages on Packagist by injecting malicious GitHub Actions workflows that turn GitHub runners into distributed attack infrastructure targeting cPanel and WHM servers via CVE-2026-41940, harvesting credentials and secrets at scale.
This Wire brief sits within Fusion42's coverage of Cybersecurity, Enterprise Software and Cloud Infrastructure. Wire is Fusion42's founder-focused intelligence feed: each story is connected to the funds and startups it names — every one with a live profile on Raise or Scout — so founders can follow the capital and the momentum behind the headline rather than just the headline itself. Wire analysis is one of the live surfaces Arthur reasons over.
◆ The Wire takeaway
If you ship code that pulls dependencies from Packagist or runs GitHub Actions workflows, your build pipeline just became an attack vector that doesn't belong to you. Audit your action permissions this week and lock down secrets rotation—GitHub runners now need to be treated as untrusted compute.
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◆ Topics
Cybersecurity · Enterprise Software · Cloud Infrastructure · supply-chain-attack · github-actions-abuse · cpanel-whm · ci-cd-security · packagist-compromise