CVE-2021-47979— WordPress Plugin Backup and Restore 1.0.3 Arbitrary File Deletion
Possible ATT&CK Techniques 2AI
T1499.002 · Service Exhaustion Flood T1565.001 · Stored Data ManipulationAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Miniorange | Backup and Restore | 1.0.3 | affected |
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I. Basic Information for CVE-2021-47979
Vulnerability Information
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Vulnerability Title
WordPress Plugin Backup and Restore 1.0.3 Arbitrary File Deletion
Source: NVD (National Vulnerability Database)
Vulnerability Description
WordPress Plugin Backup and Restore 1.0.3 contains an arbitrary file deletion vulnerability that allows authenticated attackers to delete files by manipulating parameters in AJAX requests. Attackers can send POST requests to admin-ajax.php with crafted file_name and folder_name parameters to delete arbitrary files from the WordPress installation directory.
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
对路径名的限制不恰当(路径遍历)
Source: NVD (National Vulnerability Database)
Vulnerability Title
WordPress plugin Backup and Restore 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress和WordPress plugin都是WordPress基金会的产品。WordPress是一套使用PHP语言开发的博客平台。该平台具有在基于PHP和MySQL的服务器上架设个人博客网站的功能。WordPress plugin是一个应用插件。 WordPress plugin Backup and Restore 1.0.3版本存在路径遍历漏洞，该漏洞源于存在任意文件删除漏洞，允许经过身份验证的攻击者通过操纵AJAX请求中的参数删除文件，攻击者可向admin-ajax.php发送包含特制f
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Miniorange | Backup and Restore | 1.0.3 | - |
II. Public POCs for CVE-2021-47979
| # | POC Description | Source Link | Shenlong Link |
|---|
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Exploit · 1Vendor · 2Advisory · 1
IV. Related Vulnerabilities
Same vendor: Miniorange
- CVE-2025-68974
WordPress WordPress Social Login and Register plugin <= 7.7. - CVE-2025-54745
WordPress miniOrange's Google Authenticator Plugin <= 6.1.1 - CVE-2025-53561
WordPress Prevent files / folders access Plugin <= 2.6.0 - P - CVE-2025-54048
WordPress Custom API for WP <= 4.2.2 - SQL Injection Vulnera - CVE-2025-54049
WordPress Custom API for WP <= 4.2.2 - Privilege Escalation
V. Comments for CVE-2021-47979
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