CVE-2026-57648— WordPress Nelio Content plugin <= 4.3.4 - Broken Access Control vulnerability
Quick assessment
Affected
Nelio Software Nelio Content
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.
Nelio Software Nelio Content是Nelio Software的一款内容规划与编辑插件。 Nelio Software Nelio Content 4.3.4及之前版本存在授权问题漏洞，该漏洞源于访问控制不当，可能导致权限低的攻击者破坏访问控制。
Possible ATT&CK Techniques 1 AI
T1078 · Valid AccountsAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Nelio Software | Nelio Content | n/a≤ 4.3.4 |
affected |
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I. Basic Information for CVE-2026-57648
Vulnerability Information
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Vulnerability Title
WordPress Nelio Content plugin <= 4.3.4 - Broken Access Control vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Contributor Broken Access Control in Nelio Content <= 4.3.4 versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
Nelio Software Nelio Content 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Nelio Software Nelio Content是Nelio Software的一款内容规划与编辑插件。 Nelio Software Nelio Content 4.3.4及之前版本存在授权问题漏洞，该漏洞源于访问控制不当，可能导致权限低的攻击者破坏访问控制。
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 |
|---|---|---|---|---|
| Nelio Software | Nelio Content | n/a ~ 4.3.4 | - |
|
II. Public POCs for CVE-2026-57648
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2026-57648 (1)
IV. Related Vulnerabilities
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V. Comments for CVE-2026-57648
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