CVE-2026-90976— Clean Login < 1.19 - Unauthenticated Account Creation with Registration Disabled
Quick assessment
Affected
Unknown Clean Login
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.
The Clean Login WordPress plugin before 1.19 does not check whether user registration is enabled before creating an account in its registration handler, allowing unauthenticated users to create accounts even when the site has registration disabled.
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I. Basic Information for CVE-2026-90976
Vulnerability Information
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Vulnerability Title
Clean Login < 1.19 - Unauthenticated Account Creation with Registration Disabled
Source: CVE Program / CVE List V5
Vulnerability Description
The Clean Login WordPress plugin before 1.19 does not check whether user registration is enabled before creating an account in its registration handler, allowing unauthenticated users to create accounts even when the site has registration disabled.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
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 | Clean Login | 0 ~ 1.19 | - |
|
II. Public POCs for CVE-2026-90976
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Other References for CVE-2026-90976 (1)
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Clean Login < 1.19 – Unauthenticated Account Creation with Registration Disabled | CVE 2026-90976 | Plugin Vulnerabilities exploit vdb-entry technical-description
Same Patch Batch · Unknown · 2026-09-18 · 32 CVEs total
| CVE-2026-88994 | 6.6 MEDIUM | All Bootstrap Blocks 1.3.20 - 1.3.31 - Contributor+ LFI via lightspeed Block Attributes |
| CVE-2026-79713 | 6.5 MEDIUM | Breeze Cache 1.2.5 - 2.5.14 - Unauthenticated Cache Poisoning via Unkeyed Tracking Paramet |
| CVE-2026-86796 | 5.3 MEDIUM | WP Ghost (Hide My WP Ghost) 7.0.10 - Unauthenticated Firewall, Threat Detection and URL Hi |
| CVE-2026-86800 | 5.3 MEDIUM | WP Ghost (Hide My WP Ghost) < 7.0.11 - Unauthenticated URL Hiding Bypass via Loopback Comp |
| CVE-2026-90977 | 5.3 MEDIUM | Clean Login < 1.19 - Unauthenticated CAPTCHA Bypass via Empty Session Comparison |
| CVE-2026-87770 | Price Drop Alert for WooCommerce <= 1.1 - Unauthenticated SQL Injection via product | |
| CVE-2026-84902 | King Addons for Elementor < 51.1.81 - Contributor+ Stored XSS via Template Catalog Import | |
| CVE-2026-85350 | UpsellWP < 2.2.10 - Unauthenticated Price Manipulation via Frequently Bought Together | |
| CVE-2026-85127 | VikBooking 1.8.8 - 1.8.14 - Unauthenticated Stored XSS via SVG Chat Attachment | |
| CVE-2026-87767 | WP Shortcut Link <= 1.2.0 - Unauthenticated SQL Injection via url | |
| CVE-2026-85123 | Easy Form Builder 4.0.0 - 4.1.3 - Unauthenticated Registration Policy Bypass via Login For | |
| CVE-2026-85009 | RestroPress <= 3.4.6 - Unauthenticated Order Enumeration and Order Note Modification via P | |
| CVE-2026-85122 | Easy Form Builder 4.0.0 - 4.1.3 - Unauthenticated Stored XSS via Form Type Confusion | |
| CVE-2026-84903 | King Addons for Elementor < 51.1.81 - Contributor+ Private Post Content Disclosure via kng | |
| CVE-2026-84904 | King Addons for Elementor 51.1.56 - 51.1.80 - Author+ Missing Authorization via Image Opti | |
| CVE-2026-81810 | All-in-One WP Migration and Backup < 7.111 - Authenticated Privilege Escalation to Admin v | |
| CVE-2026-81340 | MasterStudy LMS < 3.7.50 - Instructor+ Order Status Manipulation via IDOR | |
| CVE-2026-84738 | AF Companion < 2.2.0 - Shop Manager+ Arbitrary File Upload to RCE | |
| CVE-2026-87775 | Tz Weekly Radio Schedule <= 1.8.1 - Unauthenticated SQLi via tzwrs_update_cell | |
| CVE-2026-87771 | Product Question and Answer <= 1.1.0 - Unauthenticated SQL Injection via p_id and read |
Showing top 20 of 32 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Clean Login
-
CVE-2026-90977
Clean Login < 1.19 - Unauthenticated CAPTCHA Bypass via Empt -
CVE-2026-54184
WordPress Clean Login plugin <= 1.15 - Insecure Direct Objec -
CVE-2024-8252
Clean Login <= 1.14.5 - Authenticated (Contributor+) Local F -
CVE-2022-4838
Clean Login < 1.13.7 - Contributor+ Stored XSS via Shortcode
Same vendor: Unknown
-
CVE-2026-90977
Clean Login < 1.19 - Unauthenticated CAPTCHA Bypass via Empt -
CVE-2026-88994
All Bootstrap Blocks 1.3.20 - 1.3.31 - Contributor+ LFI via -
CVE-2026-86796
WP Ghost (Hide My WP Ghost) 7.0.10 - Unauthenticated Firewal -
CVE-2026-86800
WP Ghost (Hide My WP Ghost) < 7.0.11 - Unauthenticated URL H -
CVE-2026-79713
Breeze Cache 1.2.5 - 2.5.14 - Unauthenticated Cache Poisonin
V. Comments for CVE-2026-90976
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