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CVE-2026-11883— WebAuthn Provider for Two Factor < 2.5.6 - 2FA Bypass

Quick assessment

Affected
Unknown WebAuthn Provider for Two Factor
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.

WebAuthn Provider for Two Factor是一款双因素认证的WebAuthn提供程序。 WordPress WebAuthn Provider for Two Factor 2.5.6之前版本存在授权问题漏洞，该漏洞源于未能正确验证第二因素身份验证响应，可能导致已知用户密码的攻击者通过提交恶意请求绕过双因素身份验证要求。

AI Predicted 8.1 Difficulty: Easy EPSS 0.62% · P48

Possible ATT&CK Techniques 1 AI

T1110.004 · Credential Stuffing

Affected Version Matrix 1

VendorProduct Version RangeStatus
Unknown WebAuthn Provider for Two Factor < 2.5.6 affected
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I. Basic Information for CVE-2026-11883

Vulnerability Information
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Vulnerability Title
WebAuthn Provider for Two Factor < 2.5.6 - 2FA Bypass
Source: CVE Program / CVE List V5
Vulnerability Description
The WebAuthn Provider for Two Factor WordPress plugin before 2.5.6 does not correctly validate the second-factor authentication response, allowing an attacker who already knows a user's password to bypass the two-factor authentication requirement by submitting a malformed request.
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
Vulnerability Title
WordPress WebAuthn Provider for Two Factor 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WebAuthn Provider for Two Factor是一款双因素认证的WebAuthn提供程序。 WordPress WebAuthn Provider for Two Factor 2.5.6之前版本存在授权问题漏洞，该漏洞源于未能正确验证第二因素身份验证响应，可能导致已知用户密码的攻击者通过提交恶意请求绕过双因素身份验证要求。
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
Unknown WebAuthn Provider for Two Factor 0 ~ 2.5.6 -

II. Public POCs for CVE-2026-11883

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III. Intelligence Information for CVE-2026-11883

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Other References for CVE-2026-11883 (1)

Same Patch Batch · Unknown · 2026-07-01 · 8 CVEs total

CVE-2026-11568 Product Configurator for WooCommerce < 1.7.3 - Unauthenticated Private/Draft Product Data
CVE-2026-11562 WS Form LITE < 1.11.8 - Subscriber+ Arbitrary Settings Update
CVE-2026-11570 User Submitted Posts < 20260608 - Unauthenticated Stored XSS via Author Name
CVE-2026-11794 Advanced Form Integration < 2.1.1 - Unauthenticated Privilege Escalation via Breakdance Fo
CVE-2026-10750 Royal MCP < 1.4.26 - Subscriber+ Insufficient Authorization in MCP Tools
CVE-2026-11887 Salon Booking System < 10.30.20 - Subscriber+ Booking Approval Bypass
CVE-2026-11880 Fluent Forms < 6.2.1 - Subscriber+ Subscription Cancellation via IDOR

IV. Related Vulnerabilities

Same vendor: Unknown

V. Comments for CVE-2026-11883

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