Vulnerability Details CVE-2021-24171
The WooCommerce Upload Files WordPress plugin before 59.4 ran a single sanitization pass to remove blocked extensions such as .php. It was possible to bypass this and upload a file with a PHP extension by embedding a "blocked" extension within another "blocked" extension in the "wcuf_file_name" parameter. It was also possible to perform a double extension attack and upload files to a different location via path traversal using the "wcuf_current_upload_session_id" parameter.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.006
EPSS Ranking 68.8%
CVSS Severity
CVSS v3 Score 9.8
CVSS v2 Score 7.5
Products affected by CVE-2021-24171
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cpe:2.3:a:vanquish:woocommerce_upload_files:-
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cpe:2.3:a:vanquish:woocommerce_upload_files:57.3
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cpe:2.3:a:vanquish:woocommerce_upload_files:57.4
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cpe:2.3:a:vanquish:woocommerce_upload_files:57.5
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cpe:2.3:a:vanquish:woocommerce_upload_files:57.6
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cpe:2.3:a:vanquish:woocommerce_upload_files:57.7
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cpe:2.3:a:vanquish:woocommerce_upload_files:57.8
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cpe:2.3:a:vanquish:woocommerce_upload_files:57.9
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cpe:2.3:a:vanquish:woocommerce_upload_files:58.0
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cpe:2.3:a:vanquish:woocommerce_upload_files:58.1
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cpe:2.3:a:vanquish:woocommerce_upload_files:58.2
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cpe:2.3:a:vanquish:woocommerce_upload_files:58.3
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cpe:2.3:a:vanquish:woocommerce_upload_files:58.4
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cpe:2.3:a:vanquish:woocommerce_upload_files:58.5
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cpe:2.3:a:vanquish:woocommerce_upload_files:58.6
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cpe:2.3:a:vanquish:woocommerce_upload_files:58.7
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cpe:2.3:a:vanquish:woocommerce_upload_files:58.9
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cpe:2.3:a:vanquish:woocommerce_upload_files:59.0
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cpe:2.3:a:vanquish:woocommerce_upload_files:59.1
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cpe:2.3:a:vanquish:woocommerce_upload_files:59.2
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cpe:2.3:a:vanquish:woocommerce_upload_files:59.3