CVE-2026-40779— WordPress Link Library plugin <= 7.8.8 - Arbitrary File Deletion vulnerability
Affected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Yannick Lefebvre | Link Library | n/a≤ 7.8.8 | affected |
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I. Basic Information for CVE-2026-40779
Vulnerability Information
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Vulnerability Title
WordPress Link Library plugin <= 7.8.8 - Arbitrary File Deletion vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
Contributor Arbitrary File Deletion in Link Library <= 7.8.8 versions.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/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
Yannick Lefebvre Link Library 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Link Library是Yannick Lefebvre个人开发者的一个链接管理插件。 Yannick Lefebvre Link Library 7.8.8及之前版本存在路径遍历漏洞，该漏洞源于路径遍历问题，可能导致攻击者任意删除文件。
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 |
|---|---|---|---|---|
| Yannick Lefebvre | Link Library | n/a ~ 7.8.8 | - |
II. Public POCs for CVE-2026-40779
| # | POC Description | Source Link | Shenlong Link |
|---|
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IV. Related Vulnerabilities
Same product: Link Library
- CVE-2025-68600
WordPress Link Library plugin <= 7.8.7 - Server Side Request - CVE-2025-46237
WordPress Link Library plugin <= 7.8 - Cross Site Scripting - CVE-2025-2889
Link Library <= 7.7.3 - Authenticated (Contributor+) Stored - CVE-2024-13404
Link Library <= 7.7.2 - Reflected Cross-Site Scripting - CVE-2024-38711
WordPress Link Library plugin <= 7.7.1 - Reflected Cross Sit
Same vendor: Yannick Lefebvre
- CVE-2026-32367
WordPress Modal Dialog plugin <= 3.5.16 - Remote Code Execut - CVE-2025-68600
WordPress Link Library plugin <= 7.8.7 - Server Side Request - CVE-2025-46237
WordPress Link Library plugin <= 7.8 - Cross Site Scripting - CVE-2025-24728
WordPress Bug Library plugin <= 2.1.4 - SQL Injection vulner - CVE-2024-38711
WordPress Link Library plugin <= 7.7.1 - Reflected Cross Sit
Same weakness: CWE-22
- CVE-2026-13054
WatchGuard Firebox Arbitrary File Write via Path Traversal i - CVE-2026-52830
fast-mcp-telegram: Bearer token path traversal bypasses rese - CVE-2026-58460
react-native-receive-sharing-intent Path Traversal via _disp - CVE-2026-58467
Cockpit CMS < 364 - Path Traversal Local File Inclusion via - CVE-2026-7311
TinyPNG <= 3.6.13 - Authenticated (Author+) Arbitrary File D
V. Comments for CVE-2026-40779
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