Incomplete List of Disallowed Inputs Affecting pyspector package, versions [,0.1.7)
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-PYTHON-PYSPECTOR-15766694
- published26 Mar 2026
- disclosed18 Mar 2026
- creditShinigami
Introduced: 18 Mar 2026
NewCVE-2026-33139 (opens in a new tab)How to fix?
Upgrade pyspector to version 0.1.7 or higher.
Overview
pyspector is an A high-performance, security-focused static analysis tool for Python, powered by Rust.
Affected versions of this package are vulnerable to Incomplete List of Disallowed Inputs in the validate_plugin_code function. An attacker can execute arbitrary system commands by delivering a malicious plugin that uses indirect function calls, such as getattr(os, 'system'), to bypass static analysis checks.
Note: This is only exploitable if a user explicitly installs and trusts a malicious plugin using the command-line interface with the --trust flag.