Security Boulevard

Tropic Trooper Pivots to AdaptixC2 and Custom Beacon Listener

IntroductionOn March 12, 2026, Zscaler ThreatLabz discovered a malicious ZIP archive containing military-themed document lures targeting Chinese-speaking individuals. Our analysis of this sample ...
GovInfoSecurity

Breach Roundup: Mr. Raccoon Wants Your Password

This week, a "Raccoon"-linked actor hit help desks, Eurail exposed 308K users, Fortinet patched critical flaws, Pushpaganda ...
Bleeping Computer

Claude Code source code accidentally leaked in NPM package

Anthropic says it accidentally leaked the source code for Claude Code, which is closed source, but the company says no customer data or credentials were exposed. While Anthropic pledges support to the ...
Ars Technica

Entire Claude Code CLI source code leaks thanks to exposed map file

The entire source code for Anthropic’s Claude Code command line interface application (not the models themselves) has been leaked and disseminated, apparently due ...
Business Insider

Anthropic accidentally exposed part of Claude Code's internal source code

Anthropic accidentally leaked some source code for Claude Code, its AI-powered coding assistant. The company said the leak did not include sensitive customer data or credentials. Anthropic recently ...
CNBC

Anthropic leaks part of Claude Code's internal source code

Anthropic accidentally leaked part of the internal source code for its coding assistant Claude Code, according to a spokesperson. The leak could help give software developers, and Anthropic's ...
Gizmodo

Source Code for Anthropic’s Claude Code Leaks at the Exact Wrong Time

Anthropic just cannot keep a lid on its business. After details of a yet-to-be-announced model were revealed due to the company leaving unpublished drafts of documents and blog posts in a publicly ...
InfoQ

Anthropic Accidentally Exposes Claude Code Source via npm Source Map File

Security researcher Chaofan Shou discovered on March 31 that Anthropic's Claude Code CLI tool had its full TypeScript source code sitting in plain sight on the public ...
VentureBeat

Claude Code's source code appears to have leaked: here's what we know

VentureBeat made with Google Gemini 3.1 Pro Image Anthropic appears to have accidentally revealed the inner workings of one of its most popular and lucrative AI products, the agentic AI harness Claude ...
9to5google

Anthropic’s leaked Claude code was an internal error, not an attack

Claude’s source code was mistakenly published by Anthropic in the middle of the night, and users have already begun recreating pieces of the internal AI interface leak for their own use. Anthropic has ...
Dark Reading

Claude Source Code Leak Highlights Big Supply Chain Missteps

Sophisticated cyberattacks targeting a variety of open source projects, including the Trivy security-scanner project, the widely used Axios Javascript package, and now Anthropic's accidental ...