Threat actors are exploiting the recent Claude Code source code leak by using fake GitHub repositories to deliver Vidar information-stealing malware.

A top Anthropic PBC executive expects Cowork to reach a wider market than Claude Code, with stronger adoption in the first few weeks than Claude Code had a year ago.

An internal-use file mistakenly included in a software update pointed to an archive containing nearly 2,000 files and 500,000 lines of code, which were quickly copied to developer platform GitHub.