CVE-2026-1311— Worry Proof Backup <= 0.2.4 - Authenticated (Subscriber+) Path Traversal via Backup Upload
Quick assessment
Affected
bearsthemes Worry Proof Backup
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
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 Worry Proof Backup 0.2.4及之前版本存在路径遍历漏洞，该漏洞源于备份上传功能存在路径遍历，可能导致任意文件上传和远程代码执行。
Possible ATT&CK Techniques 3 AI
T1059.010 · AutoHotKey & AutoIT T1059 · Command and Scripting Interpreter T1505.003 · Web Shell
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I. Basic Information for CVE-2026-1311
Vulnerability Information
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Vulnerability Title
Worry Proof Backup <= 0.2.4 - Authenticated (Subscriber+) Path Traversal via Backup Upload
Source: CVE Program / CVE List V5
Vulnerability Description
The Worry Proof Backup plugin for WordPress is vulnerable to Path Traversal in all versions up to, and including, 0.2.4 via the backup upload functionality. This makes it possible for authenticated attackers, with Subscriber-level access and above, to upload a malicious ZIP archive with path traversal sequences to write arbitrary files anywhere on the server, including executable PHP files. This can lead to remote code execution.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress plugin Worry Proof Backup 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 Worry Proof Backup 0.2.4及之前版本存在路径遍历漏洞，该漏洞源于备份上传功能存在路径遍历，可能导致任意文件上传和远程代码执行。
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 |
|---|---|---|---|---|
| bearsthemes | Worry Proof Backup | * ~ 0.2.4 | - |
|
II. Public POCs for CVE-2026-1311
| # | POC Description | Source Link | Shenlong Link |
|---|
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V. Comments for CVE-2026-1311
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