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CVE-2026-53738— Copy & Delete Posts through 1.5.4 Privilege Escalation via cdp_action_handling Handler

Quick assessment

Affected
Inisev Copy & Delete Posts
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 Copy & Delete Posts 1.5.4及之前版本存在安全漏洞，该漏洞源于允许任何启用插件的非管理员角色在cdp_action_handling AJAX处理程序中调用每个操作。具有启用角色的攻击者可以通过

CVSS 8.1 · High EPSS 0.44% · P36

Affected Version Matrix 1

VendorProduct Version RangeStatus
Inisev Copy & Delete Posts ≤ 1.5.4 affected
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I. Basic Information for CVE-2026-53738

Vulnerability Information
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Vulnerability Title
Copy & Delete Posts through 1.5.4 Privilege Escalation via cdp_action_handling Handler
Source: CVE Program / CVE List V5
Vulnerability Description
Copy & Delete Posts through 1.5.4 lets any plugin-enabled non-admin role invoke every operation in the cdp_action_handling AJAX handler. Attackers with an enabled role can delete posts or overwrite plugin settings via the f parameter, bypassing per-function capability checks.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不正确
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress plugin Copy & Delete Posts 安全漏洞
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 Copy & Delete Posts 1.5.4及之前版本存在安全漏洞，该漏洞源于允许任何启用插件的非管理员角色在cdp_action_handling AJAX处理程序中调用每个操作。具有启用角色的攻击者可以通过
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
Inisev Copy & Delete Posts 0 ~ 1.5.4 -

II. Public POCs for CVE-2026-53738

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III. Intelligence Information for CVE-2026-53738

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Vendor Advisories for CVE-2026-53738 (1)

Vendor Pages for CVE-2026-53738 (1)

IV. Related Vulnerabilities

Same vendor: Inisev
Same weakness: CWE-863

V. Comments for CVE-2026-53738

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