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CVE-2021-47940— WordPress Download From Files 1.48 Arbitrary File Upload

CVSS 9.8 · Critical
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I. Basic Information for CVE-2021-47940

Vulnerability Information
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Vulnerability Title
WordPress Download From Files 1.48 Arbitrary File Upload
Source: NVD (National Vulnerability Database)
Vulnerability Description
WordPress Plugin Download From Files version 1.48 and earlier contains an arbitrary file upload vulnerability that allows unauthenticated attackers to upload malicious files by exploiting the AJAX fileupload action. Attackers can send POST requests to the admin-ajax.php endpoint with the download_from_files_617_fileupload action, manipulating the allowExt parameter to bypass file type restrictions and upload executable files like PHP shells to the web root.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
关键功能的认证机制缺失
Source: NVD (National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
download-from-filesDownload From Files 0 ~ 1.48 -

II. Public POCs for CVE-2021-47940

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III. Intelligence Information for CVE-2021-47940

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IV. Related Vulnerabilities

Same weakness: CWE-306

V. Comments for CVE-2021-47940

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