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CVE-2026-103514— WP 2FA < 4.1.0 - Two-Factor Authentication Bypass via TOTP Code Replay

Quick assessment

Affected
Unknown WP 2FA
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 WP 2FA WordPress 插件 4.1.0 版本之前，已使用的一次性时间基于验证码（TOTP）不会被失效。攻击者如果知晓某账户的密码，并且在其有效时间窗口内观察到有效的验证码，则可以重放该验证码，从而绕过双因素认证，包括针对管理员账户的攻击。

AI Predicted 6.5 Difficulty: Moderate

Possible ATT&CK Techniques 1 AI

T1078 · Valid Accounts
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I. Basic Information for CVE-2026-103514

Vulnerability Information
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Vulnerability Title
WP 2FA < 4.1.0 - Two-Factor Authentication Bypass via TOTP Code Replay
Source: CVE Program / CVE List V5
Vulnerability Description
The WP 2FA WordPress plugin before 4.1.0 does not invalidate a time-based one-time passcode once it has been used, allowing an attacker who knows an account's password and has observed a valid code within its validity window to replay it and bypass two-factor authentication, including on administrator accounts.
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 WP 2FA 0 ~ 4.1.0 -

II. Public POCs for CVE-2026-103514

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III. Intelligence Information for CVE-2026-103514

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Other References for CVE-2026-103514 (1)

Same Patch Batch · Unknown · 2026-10-03 · 21 CVEs total

CVE-2026-85015 Unlimited Elements For Elementor < 2.0.21 - Authenticated Arbitrary File Write via Path Tr
CVE-2026-101159 WP Ultimate Review < 2.4.4 - Unauthenticated Stored XSS via Review Submission
CVE-2026-101160 WP Ultimate Review < 2.4.4 - Unauthenticated DoS via Non-Numeric Review Rating
CVE-2026-80518 WP Ultimate CSV Importer < 9.2 - Unauthenticated Imported Data Disclosure via Predictable
CVE-2026-80517 WP Ultimate CSV Importer 7.17 - 9.1 - Admin+ Stored XSS via ZIP Import SVG Upload
CVE-2026-101161 WP Ultimate Review < 2.4.4 - Unauthenticated DoS via Unset Display Settings in wp-reviews
CVE-2026-101162 WP Ultimate Review < 2.4.4 - Author+ Stored XSS via Review Overview Settings
CVE-2026-103293 MPG < 4.2.3 - Editor+ Arbitrary File Read via Project Import
CVE-2026-86834 MetForm 2.2.1 - 4.3.0 - Unauthenticated Debug File Disclosure via HubSpot Forms Integratio
CVE-2026-86832 MetForm < 4.3.1 - Unauthenticated Form Entry Data Disclosure via REST API
CVE-2026-94238 Loco Translate < 2.8.9 - Translator+ Limited File Read via 'path' Parameter
CVE-2026-85568 Unlimited Elements For Elementor 1.5.139 - 2.0.20 - Unauthenticated SQLi via 'ucs' Paramet
CVE-2026-91078 TillKit < 1.0.5 - Unauthenticated POS Takeover via Hard-Coded Default Manager PIN
CVE-2026-88782 Kubio AI Page Builder < 2.9.3 - Contributor+ Stored XSS via Image Gallery Item URL Attribu
CVE-2026-88783 Kubio AI Page Builder < 2.9.3 - Unauthenticated Stored XSS via Comment Content
CVE-2026-92437 Mailchimp for WooCommerce < 6.3 - Unauthenticated Abandoned Cart Modification and Deletion
CVE-2026-89236 SaveTo Wishlist Lite < 1.1.5 - Unauthenticated SQLi via 'sort_column' and 'sort_order' Par
CVE-2026-96962 Pie Register < 3.8.4.14 - Unauthenticated User Email Disclosure via Invitation Code
CVE-2026-92923 Unlimited Elements For Elementor 1.5.142 - 2.0.20 - Subscriber+ SQLi via get_addon_output_
CVE-2026-94239 Loco Translate < 2.8.9 - Translator+ Stored XSS via Bundle Configuration

IV. Related Vulnerabilities

Same product: WP 2FA
Same vendor: Unknown

V. Comments for CVE-2026-103514

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