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CVE-2026-65531— WordPress Qubely plugin <= 1.8.14 - Broken Access Control vulnerability

Quick assessment

Affected
Themeum Qubely
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 Qubely是WordPress基金会的一款 WordPress Gutenberg 插件，扩展了编辑器的内置区块库，提供额外的自定义区块、预设页面布局和入门模板，并包含样式定制与高级功能配置，用于在 Gutenberg 环境中构建网页。 WordPress Qubely 1.8.14及之前版本存在授权问题漏洞，该漏洞源于访问控制不当，可能导致未经身份验证的攻击者利用网络访问进行未授权操作。

CVSS 4.8 · Medium EPSS 0.22% · P11

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
Themeum Qubely n/a≤ 1.8.14 affected
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I. Basic Information for CVE-2026-65531

Vulnerability Information
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Vulnerability Title
WordPress Qubely plugin <= 1.8.14 - Broken Access Control vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Unauthenticated Broken Access Control in Qubely <= 1.8.14 versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/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
WordPress Qubely 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress Qubely是WordPress基金会的一款 WordPress Gutenberg 插件，扩展了编辑器的内置区块库，提供额外的自定义区块、预设页面布局和入门模板，并包含样式定制与高级功能配置，用于在 Gutenberg 环境中构建网页。 WordPress Qubely 1.8.14及之前版本存在授权问题漏洞，该漏洞源于访问控制不当，可能导致未经身份验证的攻击者利用网络访问进行未授权操作。
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
Themeum Qubely n/a ~ 1.8.14 -

II. Public POCs for CVE-2026-65531

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III. Intelligence Information for CVE-2026-65531

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Vendor Advisories for CVE-2026-65531 (1)

IV. Related Vulnerabilities

Same product: Qubely
Same vendor: Themeum
Same weakness: CWE-862

V. Comments for CVE-2026-65531

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