CVE-2026-92435— Mailchimp for WooCommerce < 6.1.1 - Unauthenticated Broken Access Control in REST API
Quick assessment
Affected
Unknown Mailchimp for WooCommerce
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.
Mailchimp for WooCommerce WordPress 插件在 6.1.1 版本之前，在其多个 REST API 路由的权限回调中未验证请求用户是否具备所需权限，这允许未认证用户访问面向管理员的端点并触发持久的状态变更。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-92435
Vulnerability Information
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Vulnerability Title
Mailchimp for WooCommerce < 6.1.1 - Unauthenticated Broken Access Control in REST API
Source: CVE Program / CVE List V5
Vulnerability Description
The Mailchimp for WooCommerce WordPress plugin before 6.1.1 does not verify that the requesting user holds the required capability in the permission callback for several of its REST API routes, allowing unauthenticated users to reach administrator-oriented endpoints and trigger a persistent state change.
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 | Mailchimp for WooCommerce | 0 ~ 6.1.1 | - |
|
II. Public POCs for CVE-2026-92435
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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News Coverage for CVE-2026-92435 (1)
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🔗 Mailchimp for WooCommerce < 6.1.1 – Unauthenticated Broken Access Control in REST API | CVE 2026-92435 | Plugin Vulnerabilities Read full article exploit vdb-entry technical-description
Same Patch Batch · Unknown · 2026-09-19 · 21 CVEs total
| CVE-2026-86814 | UsersWP - Social Login < 1.5.10 - Unauthenticated Account Takeover via Unverified Provider | |
| CVE-2025-15698 | Business Name Generator <= 1.3 - Admin+ Stored XSS via Button Color Setting | |
| CVE-2026-19860 | JetFormBuilder 3.5.6.2 - 3.6.5.2 - Admin+ Arbitrary File Deletion via Server-Side Validati | |
| CVE-2026-16557 | Nimble Builder <= 3.3.8 - Subscriber+ Non-Public Content Disclosure via sek_get_nimble_con | |
| CVE-2026-84750 | Ultimate Addons for Contact Form 7 3.2.4 - 3.5.50 - Unauthenticated Arbitrary File Upload | |
| CVE-2026-76554 | WP Import Export Lite < 3.9.35 - Authenticated Privilege Escalation via User Import | |
| CVE-2026-76790 | Estatik < 4.3.5 - Reflected XSS via get_listings hash Parameter | |
| CVE-2026-85574 | Unbounce Landing Pages 1.1.1 - 1.1.4 - Subscriber+ Reverse-Proxy Target Hijack via set_unb | |
| CVE-2026-85680 | Ultimate Member < 2.13.1 - Unauthenticated Stored XSS via Profile Page Title | |
| CVE-2026-86591 | Botiga Pro < 1.6.5 - Unauthenticated Arbitrary Blog Options Update via Templates Builder R | |
| CVE-2026-92430 | Rede Itaú for WooCommerce < 5.4.7 - Unauthenticated Order Status Manipulation via PIX Webh | |
| CVE-2026-91847 | Bookly < 28.2 - Unauthenticated AI Assistant Conversation Disclosure and Message Injection | |
| CVE-2026-92099 | WPGraphQL Smart Cache < 2.3.2 - Unauthenticated Persisted Query Registration and Alias Squ | |
| CVE-2026-88824 | Master Blocks 1.4.1 - 1.4.1.4 - Unauthenticated Stored XSS via White Label Settings | |
| CVE-2026-88926 | VikRentItems Flexible Rental Management System < 1.2.4 - Unauthenticated SQLi | |
| CVE-2026-92404 | MgoSync 2.1.5 - 2.1.6 - Unauthenticated WooCommerce API Credential Disclosure | |
| CVE-2026-92425 | Hydra Booking < 1.2.4 - Hydra Host+ Cross-Host Account Modification and Deletion via IDOR | |
| CVE-2026-92420 | Hydra Booking < 1.2.2 - Hydra Host+ Cross-Host Booking Deletion and Modification via IDOR | |
| CVE-2026-92421 | Hydra Booking 1.1.0 - < 1.2.3 - Hydra Host+ Host Profile Takeover via IDOR | |
| CVE-2026-92403 | Secure Custom Fields < 6.9.4 - Unauthenticated Post Modification via Front-End Form ID Sub |
IV. Related Vulnerabilities
Same vendor: Unknown
-
CVE-2026-92430
Rede Itaú for WooCommerce < 5.4.7 - Unauthenticated Order St -
CVE-2026-92403
Secure Custom Fields < 6.9.4 - Unauthenticated Post Modifica -
CVE-2026-92421
Hydra Booking 1.1.0 - < 1.2.3 - Hydra Host+ Host Profile Tak -
CVE-2026-92420
Hydra Booking < 1.2.2 - Hydra Host+ Cross-Host Booking Delet -
CVE-2026-92425
Hydra Booking < 1.2.4 - Hydra Host+ Cross-Host Account Modif
V. Comments for CVE-2026-92435
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