CVE-2021-47937— e107 CMS 2.3.0 Authenticated Remote Code Execution via Theme Upload
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I. Basic Information for CVE-2021-47937
Vulnerability Information
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Vulnerability Title
e107 CMS 2.3.0 Authenticated Remote Code Execution via Theme Upload
Source: NVD (National Vulnerability Database)
Vulnerability Description
e107 CMS 2.3.0 contains a remote code execution vulnerability that allows authenticated users with theme installation permissions to execute arbitrary commands by uploading malicious theme files. Attackers can upload a crafted theme package through the theme.php endpoint that deploys a web shell to the e107_themes directory, then execute system commands via the payload.php script.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
危险类型文件的不加限制上传
Source: NVD (National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2021-47937
| # | POC Description | Source Link | Shenlong Link |
|---|
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IV. Related Vulnerabilities
Same product: e107 CMS
- CVE-2022-50939
e107 CMS v3.2.1 - Upload Restriction Bypass with Path Traver - CVE-2022-50916
e107 CMS v3.2.1 - Upload restriction bypass (Authenticated [ - CVE-2022-50907
e107 CMS v3.2.1 - Admin Upload Restriction Bypass + RCE - CVE-2022-50906
e107 CMS v3.2.1 - Admin Upload Restriction Bypass + Stored X - CVE-2022-50905
e107 CMS v3.2.1 - Reflected XSS via Comment Flow
Same vendor: E107
- CVE-2022-50939
e107 CMS v3.2.1 - Upload Restriction Bypass with Path Traver - CVE-2022-50916
e107 CMS v3.2.1 - Upload restriction bypass (Authenticated [ - CVE-2022-50907
e107 CMS v3.2.1 - Admin Upload Restriction Bypass + RCE - CVE-2022-50906
e107 CMS v3.2.1 - Admin Upload Restriction Bypass + Stored X - CVE-2022-50905
e107 CMS v3.2.1 - Reflected XSS via Comment Flow
Same weakness: CWE-434
- CVE-2021-47943
TextPattern CMS 4.8.7 Remote Code Execution via File Upload - CVE-2026-41517
Emlog: Remote Code Execution via Malicious Plugin Upload - CVE-2026-6692
Slider Revolution 7.0.0 - 7.0.10 - Authenticated (Subscriber - CVE-2026-41587
CI4MS: Unrestricted PHP File Upload via Theme Installation L - CVE-2026-41938
Vvveb < 1.0.8.2 RCE via Media Upload Handler
V. Comments for CVE-2021-47937
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