CVE-2026-56049— WordPress Post Snippets plugin <= 4.0.19 - Remote Code Execution (RCE) vulnerability
Quick assessment
Affected
Post Snippets Post Snippets
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.
WPExperts Post Snippets是WPExperts公司的一款WordPress代码片段管理插件。 WPExperts Post Snippets 4.0.19及之前版本存在代码注入漏洞，该漏洞源于允许贡献者进行远程代码执行。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing ApplicationAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Post Snippets | Post Snippets | n/a≤ 4.0.19 |
affected |
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I. Basic Information for CVE-2026-56049
Vulnerability Information
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Vulnerability Title
WordPress Post Snippets plugin <= 4.0.19 - Remote Code Execution (RCE) vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Contributor Remote Code Execution (RCE) in Post Snippets <= 4.0.19 versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
对生成代码的控制不恰当(代码注入)
Source: CVE Program / CVE List V5
Vulnerability Title
WPExperts Post Snippets 代码注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WPExperts Post Snippets是WPExperts公司的一款WordPress代码片段管理插件。 WPExperts Post Snippets 4.0.19及之前版本存在代码注入漏洞，该漏洞源于允许贡献者进行远程代码执行。
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 |
|---|---|---|---|---|
| Post Snippets | Post Snippets | n/a ~ 4.0.19 | - |
|
II. Public POCs for CVE-2026-56049
| # | POC Description | Source Link | Shenlong Link |
|---|
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V. Comments for CVE-2026-56049
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