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CVE-2021-47936— OpenCATS 0.9.4 Remote Code Execution via Resume Upload

CVSS 9.8 · Critical
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I. Basic Information for CVE-2021-47936

Vulnerability Information
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Vulnerability Title
OpenCATS 0.9.4 Remote Code Execution via Resume Upload
Source: NVD (National Vulnerability Database)
Vulnerability Description
OpenCATS 0.9.4 contains a remote code execution vulnerability that allows unauthenticated attackers to execute arbitrary commands by uploading malicious PHP files disguised as resume attachments. Attackers can upload PHP payloads through the careers job application endpoint and execute system commands via POST requests to the uploaded file in the upload directory.
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
OpencatsOpenCATS 0 ~ 0.9.4 -

II. Public POCs for CVE-2021-47936

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III. Intelligence Information for CVE-2021-47936

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IV. Related Vulnerabilities

Same product: OpenCATS
Same vendor: Opencats
Same weakness: CWE-306

V. Comments for CVE-2021-47936

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