Executive Summary

This vulnerability in CrewAI occurs because the software does not properly verify whether Docker is still running during its runtime. If Docker is not running, CrewAI falls back to a sandbox setting that is vulnerable to remote code execution (RCE) attacks.

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Impact Analysis

The vulnerability can allow an attacker to execute arbitrary code remotely on the affected system by exploiting the fallback sandbox setting when Docker is not running. This could lead to unauthorized access, data compromise, or control over the system running CrewAI.

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Compliance Impact

The vulnerability in CrewAI, specifically CVE-2026-2287, allows for remote code execution due to improper checking of Docker's runtime status and fallback to an insecure sandbox mode. This can lead to unauthorized access, credential theft, and further system compromise.

Such security weaknesses can negatively impact compliance with common standards and regulations like GDPR and HIPAA, which require protection of sensitive data and secure system operations. Exploitation of this vulnerability could result in unauthorized data access or breaches, potentially violating data protection and privacy requirements mandated by these regulations.

Therefore, organizations using CrewAI without proper mitigation may face increased risk of non-compliance due to potential data breaches or unauthorized system control.

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Detection Guidance

Detection of CVE-2026-2287 involves monitoring the runtime status of Docker on systems running CrewAI, as the vulnerability arises when CrewAI fails to verify Docker's availability and falls back to an insecure sandbox mode that allows remote code execution.

You should check whether Docker is running properly and if CrewAI is falling back to the sandbox mode unexpectedly. Monitoring logs for warnings about Docker availability or sandbox fallback can help detect exploitation attempts.

Suggested commands to check Docker status include:

• systemctl status docker
• docker info
• ps aux | grep dockerd

Additionally, monitoring CrewAI logs for any runtime warnings or errors related to Docker or sandbox fallback is recommended.

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Mitigation Strategies

Immediate mitigation steps for CVE-2026-2287 include disabling or restricting the use of the Code Interpreter Tool within CrewAI, as exploitation requires influencing a CrewAI agent with this tool enabled.

Avoid enabling the allow_code_execution=True setting unless absolutely necessary, to prevent fallback to insecure sandbox modes.

Sanitize all inputs and limit the exposure of CrewAI agents to untrusted data sources to reduce the risk of prompt injection attacks.

Monitor Docker availability closely to ensure that CrewAI does not fallback to the vulnerable sandbox environment.

The vendor has committed to blocking dangerous modules like ctypes in the sandbox, adding configuration options to fail closed rather than fallback, improving runtime warnings, and enhancing documentation, but no complete patch is currently available.

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