ThreatCluster

Claude AI Vulnerability Allows Data Theft via Code Interpreter Exploit

First seen 4 Nov 2025, 16:06 UTC • •44

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ThreatCluster •March 12, 2026 at 13:27 UTC

A vulnerability in Anthropic’s Claude AI has been identified, allowing attackers to exploit the code interpreter feature to exfiltrate sensitive enterprise data. Security researcher Johann Rehberger demonstrated that through indirect prompt injection, attackers can access chat histories, uploaded documents, and other sensitive information, bypassing default security measures.

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Threat Graph

7 entities, 5 inferred relationships (STIX 2.1).

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Technique (1)

Data Breach

Affected Platform (3)

Anthropic API
Google Drive integrations
PyPI

Tool (3)

Claude
Model Context Protocol (mcp) Servers
Npm

Relationships

Data Breach targets Anthropic API
Data Breach targets Google Drive integrations
Data Breach targets PyPI
Claude related to Model Context Protocol (mcp) Servers
Claude related to Npm

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