Attackers are exploiting a source code leak of Anthropic's Claude Code tool by distributing malware disguised as "unlocked" versions of the software to lure developers. The attack vector involves social engineering where users are tricked into downloading malicious files from unofficial sources. No specific patch or affected version information is provided in the article, so immediate mitigation requires user awareness and caution against downloading software from unverified channels.
A source code leak involving Anthropic’s Claude Code tool quickly escalated into a cybersecurity threat, as attackers seized on the exposed files to lure developers into downloading malware disguised as “unlocked” versions of the software. Leaked Claude Code source code used as lure On March 31, 2026, Anthropic accidentally exposed online the source code of its Claude Code tool. The leak was detected by security researcher Chaofan Shou, whose post on X drew widespread attention. … More → The post Claude Code source leak exploited to spread malware appeared first on Help Net Security .