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CVE-2026-80467— Advanced Custom Fields: Extended 0.9.2.2 - 0.9.2.6 - Unauthenticated Privilege Escalation via Front-End User Insert Action

Quick assessment

Affected
Unknown Advanced Custom Fields: Extended
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 0.9.2.7 之前的 Advanced Custom Fields: Extended WordPress 插件中，前端用户表单提交的角色未被限制在该表单实际提供的角色范围内，且其针对特权角色的保护机制存在缺陷。这使得未经身份验证的访客可以注册一个拥有提升权限的账户，并进一步将其提升至管理员权限。

AI Predicted 9.8 Difficulty: Easy EPSS 0.37% · P30

Affected Version Matrix 1

VendorProduct Version RangeStatus
Unknown Advanced Custom Fields: Extended 0.9.2.2< 0.9.2.7 affected
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I. Basic Information for CVE-2026-80467

Vulnerability Information
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Vulnerability Title
Advanced Custom Fields: Extended 0.9.2.2 - 0.9.2.6 - Unauthenticated Privilege Escalation via Front-End User Insert Action
Source: CVE Program / CVE List V5
Vulnerability Description
The Advanced Custom Fields: Extended WordPress plugin before 0.9.2.7 does not restrict the role submitted through its front-end user forms to the roles the form actually offers, and its safeguard against privileged roles is incomplete, allowing unauthenticated visitors to register an account with elevated capabilities and then escalate it to administrator.
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 Advanced Custom Fields: Extended 0.9.2.2 ~ 0.9.2.7 -

II. Public POCs for CVE-2026-80467

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III. Intelligence Information for CVE-2026-80467

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Proof of Concept for CVE-2026-80467 (1)

Same Patch Batch · Unknown · 2026-09-02 · 66 CVEs total

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CVE-2026-77009 9.9 CRITICAL WatchMan-Site7 3.1.1 - 4.2.0 - Subscriber+ RCE via Debug Console
CVE-2025-9314 9.8 CRITICAL Developer Tools <= 1.1.3 – Unauthenticated Arbitrary File Upload
CVE-2025-15485 8.2 HIGH Auto x LINE <= 1.0.0 – Unauthenticated REST API Endpoints Call
CVE-2026-83547 6.8 MEDIUM Xpro Elementor Addons 1.6.0 - 1.7.3 - Contributor+ Stored XSS via Multiple Widgets
CVE-2026-82884 6.8 MEDIUM All in One SEO < 5.0.0.1 - Contributor+ Stored XSS via ai-assistant Block
CVE-2026-10821 6.6 MEDIUM Yoast SEO Premium < 27.6.1 - Author+ Arbitrary .htaccess Directive Injection to RCE
CVE-2026-2688 6.5 MEDIUM CM HIPAA Forms < 3.2.0 - Unauthenticated Authorization Bypass
CVE-2024-3773 5.9 MEDIUM LiveJournal Shortcode <= 1.1.1 - Contributor+ Stored XSS via Shortcode
CVE-2026-2811 5.4 MEDIUM Ajaxify Comments < 3.2 - Unauthenticated HTTP Header Injection
CVE-2026-8151 5.4 MEDIUM Simple Membership MailChimp Integration < 1.9.8 - API Key Update via CSRF
CVE-2025-15481 5.3 MEDIUM Notification Bar for WordPress <= 1.1.8 – Unauthenticated Subscriber Data Disclosure
CVE-2026-17563 5.3 MEDIUM WP User Frontend < 4.3.11 - Unauthenticated Post Creation via Subscription-Gated Form
CVE-2025-8945 5.3 MEDIUM Wp Edit Password Protected < 1.3.5 - Protection Bypass via REST API
CVE-2025-15490 5.3 MEDIUM Passster < 4.2.26 - Global Protection Bypass
CVE-2026-77793 5.3 MEDIUM RegistrationMagic < 6.0.9.9 - Unauthenticated Payment Bypass via Omitted Price Field
CVE-2026-77794 5.3 MEDIUM RegistrationMagic 6.0.0.0 - 6.0.9.8 - Unauthenticated Payment Bypass via Zero Quantity
CVE-2025-15489 5.3 MEDIUM Passster < 4.2.24 - Password Protection Bypass
CVE-2026-83533 5.3 MEDIUM WP Express Checkout < 2.4.9 - Unauthenticated Payment Bypass via wpec_process_payment
CVE-2026-78153 5.3 MEDIUM Restrict User Access 2.6 - 2.8 - Unauthenticated Content Protection Bypass via REST API Ro

Showing top 20 of 66 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Advanced Custom Fields: Extended
Same vendor: Unknown

V. Comments for CVE-2026-80467

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