CTI · corroborated · 2026-09-03

GitSpawn Flaw Enables Arbitrary Code Execution in Claude Code, Codex, Cursor and Grok

Full story & timeline

MITRE ATT&CK

• T1195 Supply Chain Compromise Initial Access
• T1059 Command and Scripting Interpreter Execution

Indicators

No curated indicators tied to this case.

Detections

No detection content yet — case analysis did not yield signal-specific telemetry. Check back after the next daily CTI pass.

References

• https://www.gbhackers.com/gitspawn-flaw-enables-arbitrary-code-execution-in-claude-code-co/
• https://cyberpress.org/gitspawn-flaw-enables-arbitrary-code-execution-in-claude-code-co/