GitHub says hackers stole data from thousands of internal repositories

2 weeks ago 15
github feline  silhouetteImage Credits:GitHub

6:25 AM PDT · May 20, 2026

GitHub, the fashionable developer level owned by Microsoft, confirmed it was hacked and attackers had stolen information from astir 3,800 interior codification repositories.

The codification hosting and sharing elephantine said in a bid of posts connected X that it has “no grounds of interaction to lawsuit accusation stored extracurricular of GitHub’s interior repositories,” but noted its probe was ongoing. GitHub said it “detected and contained a compromise of an worker instrumentality involving a poisoned VS Code extension,” referring to a plugin for Visual Studio Code, a fashionable codification exertion that developers usage for programming.

Hackers are progressively targeting fashionable open-source projects, including coding extensions, with the purpose of compromising developers’ computers and their projects. Targeting fashionable projects allows hackers to summation entree to immense numbers of computers astatine the aforesaid time, magnifying the interaction of their attacks. 

GitHub did not sanction the compromised extension.

The Record and Bleeping Computer study that a hacking radical called TeamPCP has taken recognition for the GitHub breach, and is selling the information connected a cybercrime forum.

GitHub did not instantly respond to a petition for remark astir the incident, oregon reply questions connected whether it has received immoderate connection from the hackers, specified arsenic a request for ransom.

TeamPCP antecedently claimed recognition for a information breach astatine the European Commission that resulted successful the theft of much than 90 gigabytes of information from the unreality retention of the EU’s enforcement arm. The hackers had stolen the European Commission’s unreality cardinal during an earlier breach astatine Trivy, a vulnerability scanning tool, by pushing info-stealing malware to Trivy’s downstream users.

OpenAI was besides targeted precocious successful a akin but abstracted attack that saw hackers interruption into Tanstack, a level utilized by web developers, to propulsion updates containing malware that fto the hackers bargain passwords and tokens from users.

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Zack Whittaker is the information exertion astatine TechCrunch. He besides authors the play cybersecurity newsletter, this week successful security.

He tin beryllium reached via encrypted connection astatine zackwhittaker.1337 connected Signal. You tin besides interaction him by email, oregon to verify outreach, astatine zack.whittaker@techcrunch.com.

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