MCP - Security researcher finds critical vulnerability in Strip...

Security researcher finds critical vulnerability in Stripe's MCP server with detailed evidence.

Updated: 3/21/2026
high Severity
Status: active

Description

Stripe's MCP server has 595K downloads and an unguarded JSON.parse on line 48 that will crash your agent loop. I read every .ts and .py file. Five findings, all verified at exact line numbers. https://t.co/Xdjwf3VdXh

Impact

Security researcher finds critical vulnerability in Stripe's MCP server with detailed evidence.

Attack Vectors

  • security auditing
  • code review

Mitigation

    Sources