CrewAI before fb2323b offers a Python blocklist approach that operates at the wrong level of abstraction, a different vulnerability than… (CVE-2026-37008)
CrewAI before fb2323b offers a Python blocklist approach that operates at the wrong level of abstraction, a different vulnerability than CVE-2026-2275. Import-time blocking of module names does not address the availability of Python's complete object graph. For example, calling ctypes.CDLL(None) loads the C library without relying in any import statements. In other words, a within-process sandbox cannot merely account for the import system and instead must account for the complete runtime of the Python interpreter.
AI Analysis
Technical Summary
CrewAI before commit fb2323b uses a Python blocklist approach that blocks modules at import time, which does not prevent access to Python's complete object graph. For example, the ability to call ctypes.CDLL(None) loads the C library without relying on import statements, bypassing the blocklist. This represents a different vulnerability than CVE-2026-2275 and indicates that sandboxing must account for the entire Python runtime, not just the import mechanism.
Potential Impact
The vulnerability allows an attacker to bypass import-time module blocking and potentially execute or load arbitrary native code within the Python process by leveraging runtime features such as ctypes.CDLL(None). This can lead to complete compromise of confidentiality, integrity, and availability within the affected environment, as indicated by the CVSS vector (Confidentiality: High, Integrity: High, Availability: Low).
Mitigation Recommendations
No patch or official fix information is provided in the available data. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, users should be aware that import-time blocking is insufficient for sandboxing and consider alternative or additional runtime-level restrictions.
CrewAI before fb2323b offers a Python blocklist approach that operates at the wrong level of abstraction, a different vulnerability than… (CVE-2026-37008)
Description
CrewAI before fb2323b offers a Python blocklist approach that operates at the wrong level of abstraction, a different vulnerability than CVE-2026-2275. Import-time blocking of module names does not address the availability of Python's complete object graph. For example, calling ctypes.CDLL(None) loads the C library without relying in any import statements. In other words, a within-process sandbox cannot merely account for the import system and instead must account for the complete runtime of the Python interpreter.
CVSS v3.1
Score 8.1high
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CrewAI before commit fb2323b uses a Python blocklist approach that blocks modules at import time, which does not prevent access to Python's complete object graph. For example, the ability to call ctypes.CDLL(None) loads the C library without relying on import statements, bypassing the blocklist. This represents a different vulnerability than CVE-2026-2275 and indicates that sandboxing must account for the entire Python runtime, not just the import mechanism.
Potential Impact
The vulnerability allows an attacker to bypass import-time module blocking and potentially execute or load arbitrary native code within the Python process by leveraging runtime features such as ctypes.CDLL(None). This can lead to complete compromise of confidentiality, integrity, and availability within the affected environment, as indicated by the CVSS vector (Confidentiality: High, Integrity: High, Availability: Low).
Mitigation Recommendations
No patch or official fix information is provided in the available data. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, users should be aware that import-time blocking is insufficient for sandboxing and consider alternative or additional runtime-level restrictions.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-2q68-3cp7-72v9
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-37008"]
- Database Specific Severity
- HIGH
- Cvss Version
- 3.1
Threat ID: 6aa7419655bf5e2cf5489b67
Added to database: 09/14/2026, 00:36:38 UTC
Last enriched: 09/14/2026, 00:38:45 UTC
Last updated: 09/14/2026, 03:06:19 UTC
Views: 4
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