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CWE-621: Variable Extraction Error

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The product uses external input to determine the names of variables into which information is extracted, without verifying that the names of the specified variables are valid.

What the weakness is: CWE-621 at MITRE. All weaknesses

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Show the promptExplain CWE-621: Variable Extraction Error and how to prevent and detect it in code. Use https://cwe.mitre.org/data/definitions/621.html and https://cve.bz/cve/cwe/621?via=ask-ai-copy for recent CVEs with this weakness. Cite the sources.

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  1. 9.8CVE-2018-6334EPSS 1.9%

    Multipart-file uploads call variables to be improperly registered in the global scope. In cases where variables are not declared explicitly before being used this can lead to unexpected behavior. This affects all supported versions of HHVM…