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CVE-2026-110011— MB Custom Post Types & Custom Taxonomies 2.4.0 - 2.12.2 - Contributor+ Post Type Definition and Non-Public Post Metadata Disclosure via Export

Quick assessment

Affected
Unknown MB Custom Post Types & Custom Taxonomies
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.

在 2.12.3 版本之前的 MB Custom Post Types & Custom Taxonomies WordPress 插件中，其导出功能未执行能力（capability）检查，导致角色低至“贡献者（Contributor）”的用户也能读取仅限管理员访问的自定义文章类型和分类法（Taxonomies）的配置信息，以及其他用户非公开文章和页面的标题、日期、状态及部分存储内容。

AI Predicted 5.3 Difficulty: Trivial

Possible ATT&CK Techniques 1 AI

T1074 · Data Staged
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I. Basic Information for CVE-2026-110011

Vulnerability Information
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Vulnerability Title
MB Custom Post Types & Custom Taxonomies 2.4.0 - 2.12.2 - Contributor+ Post Type Definition and Non-Public Post Metadata Disclosure via Export
Source: CVE Program / CVE List V5
Vulnerability Description
The MB Custom Post Types & Custom Taxonomies WordPress plugin before 2.12.3 does not perform a capability check in its export feature, allowing users with a role as low as Contributor to read the configuration of admin-only custom post types and taxonomies, as well as the titles, dates, statuses and some stored content of other users' non-public posts and pages.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Unknown MB Custom Post Types & Custom Taxonomies 2.4.0 ~ 2.12.3 -

II. Public POCs for CVE-2026-110011

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III. Intelligence Information for CVE-2026-110011

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Other References for CVE-2026-110011 (1)

Same Patch Batch · Unknown · 2026-10-22 · 13 CVEs total

CVE-2026-97328 WebP Express < 0.25.16 - Unauthenticated Stored XSS via Alter HTML Parser
CVE-2026-88849 MasterStudy LMS 3.7.13 - 3.7.54 - Instructor+ Arbitrary User Display Name Update via Stude
CVE-2026-111971 Photo Engine < 6.5.8 - Author+ Stored XSS via Collection Name
CVE-2026-111972 Photo Engine < 6.5.8 - Author+ Arbitrary Attachment Deletion via IDOR
CVE-2026-111958 Royal MCP < 1.5.7 - Authentication Bypass via Preview Link Token
CVE-2026-78392 Link Library < 7.9.6 - Contributor+ Stored XSS via 'link_target' Parameter
CVE-2026-110010 MB Custom Post Types & Custom Taxonomies 2.0.2 - 2.12.2 - Unauthenticated Settings Reset v
CVE-2026-103234 WP Ultimate Review < 2.4.5 - Unauthenticated Arbitrary Shortcode Execution via Reviewer Em
CVE-2026-100142 FluentCart < 2.2.0 - Unauthenticated Customer Address Disclosure via IDOR
CVE-2026-109931 Infility Global < 2.16.25 - Unauthenticated Google Translate API Key Update
CVE-2026-109927 CM HIPAA Forms < 3.3.2 - hipaa_forms+ Privilege Escalation via cm_hipaa_update_user_role
CVE-2026-109987 PixelYourSite (Free & Pro) - Unauthenticated Stored XSS via Cookie

IV. Related Vulnerabilities

Same product: MB Custom Post Types & Custom Taxonomies
Same vendor: Unknown

V. Comments for CVE-2026-110011

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