Axios npm hack used fake Teams error fix to hijack maintainer account

The maintainers of the popular Axios HTTP client have published a detailed post-mortem describing how one of its developers was targeted by a social engineering campaign believed to have been ...
InfoWorld

Anthropic employee error exposes Claude Code source

A version of the AI coding tool in Anthropic's npm registry included a source map file, which leads to the full proprietary ...

Anthropic accidentally exposes Claude Code source code in npm packaging error

Anthropic PBC has accidently exposed the source code for its Claude Code command-line interface tool through a packaging ...
Microsoft

Mitigating the Axios npm supply chain compromise

On March 31, 2026, the popular HTTP client Axios experienced a supply chain attack, causing two newly published npm packages ...

Hackers compromise Axios npm package to drop cross-platform malware

Hackers hijacked the npm account of the Axios package, a JavaScript HTTP client with 100M+ weekly downloads, to deliver ...
The Hacker News

Claude Code Source Leaked via npm Packaging Error, Anthropic Confirms

Claude Code 2.1.88 leak exposed 512,000 lines via npm error, fueling supply chain risks and typosquatting attacks.

Anthropic accidentally exposed Claude Code source, raising security concerns

The exposure traces back to version 2.1.88 of the @anthropic-ai/claude-code package on npm, which was published with a 59.8MB ...