CVE-2026-2356— User Registration & Membership <= 5.1.2 - Insecure Direct Object Reference to Unauthenticated Limited User Deletion
Get alerts for future matching vulnerabilitiesLog in to subscribe
I. Basic Information for CVE-2026-2356
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗ Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
User Registration & Membership <= 5.1.2 - Insecure Direct Object Reference to Unauthenticated Limited User Deletion
Source: NVD (National Vulnerability Database)
Vulnerability Description
The User Registration & Membership – Custom Registration Form, Login Form, and User Profile plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 5.1.2 via the 'register_member' function, due to missing validation on the 'member_id' user controlled key. This makes it possible for unauthenticated attackers to delete arbitrary user accounts that newly registered on the site who has the 'urm_user_just_created' user meta set.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
访问控制不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
WordPress plugin User Registration & Membership 访问控制错误漏洞
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 User Registration & Membership 5.1.2及之前版本存在访问控制错误漏洞，该漏洞源于对member_id用户控制键缺少验证，可能导致未经身份验证的攻击者删除任意新注册的用户账户。
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 |
|---|---|---|---|---|
| wpeverest | User Registration & Membership – Free & Paid Memberships, Subscriptions, Content Restriction, User Profile, Custom User Registration & Login Builder | * ~ 5.1.2 | - |
II. Public POCs for CVE-2026-2356
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2026-2356
请登录查看更多情报信息。
IV. Related Vulnerabilities
- CVE-2026-3601
User Registration & Membership <= 5.1.4 - Missing Authorizat - CVE-2026-6203
User Registration & Membership <= 5.1.4 - Unauthenticated Op - CVE-2026-1865
User Registration & Membership <= 5.1.2 - Authenticated (Sub - CVE-2026-4056
User Registration & Membership <= 5.1.4 - Missing Authorizat - CVE-2026-1492
User Registration & Membership <= 5.1.2 - Unauthenticated Pr
Same vendor: wpeverest
- CVE-2026-3601
User Registration & Membership <= 5.1.4 - Missing Authorizat - CVE-2026-4882
User Registration Advanced Fields <= 1.6.20 - Unauthenticate - CVE-2026-42652
WordPress User Registration plugin <= 5.1.5 - Cross Site Scr - CVE-2026-5478
Everest Forms <= 3.4.4 - Unauthenticated Arbitrary File Read - CVE-2026-6203
User Registration & Membership <= 5.1.4 - Unauthenticated Op
Same weakness: CWE-284
- CVE-2026-8233
Dotouch XproUPF access control - CVE-2026-42569
phpvms: /importer authorization bypass causing full database - CVE-2026-42205
Avo: Broken Access Control: Unauthorized Execution of Arbitr - CVE-2026-41487
Langfuse: Improper role-based-access control in Langfuse LLM - CVE-2026-42278
UltraDAG: Smart Account Spending Policy Bypass via Pockets
V. Comments for CVE-2026-2356
No comments yet