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CVE-2026-16578— Admin Safety Guard < 1.4.0 - Unauthenticated User Data Disclosure via 2fa/app/users REST Route

Quick assessment

Affected
Unknown Admin Safety Guard — Login Security, Limit Logins, 2FA & Brute Force Protection
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.

WordPress Admin Safety Guard是WordPress基金会开源的一款网站后台安全防护组件。 WordPress Admin Safety Guard 1.4.0之前版本存在安全漏洞，该漏洞源于未对其REST API端点执行权限检查，可能导致未经身份验证的攻击者检索注册用户的完整列表，包括用户名、电子邮件地址、角色和双因素身份验证注册状态。

AI Predicted 7.5 Difficulty: Trivial EPSS 0.50% · P40

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage

Affected Version Matrix 1

VendorProduct Version RangeStatus
Unknown Admin Safety Guard — Login Security, Limit Logins, 2FA & Brute Force Protection 1.2.7< 1.4.0 affected
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I. Basic Information for CVE-2026-16578

Vulnerability Information
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Vulnerability Title
Admin Safety Guard < 1.4.0 - Unauthenticated User Data Disclosure via 2fa/app/users REST Route
Source: CVE Program / CVE List V5
Vulnerability Description
The Admin Safety Guard — Login Security, Limit Logins, 2FA & Brute Force Protection WordPress plugin before 1.4.0 does not perform any capability check on one of its REST API endpoints, allowing unauthenticated attackers to retrieve the full list of registered users including their usernames, email addresses, roles, and two-factor authentication enrollment status.
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 Admin Safety Guard 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress Admin Safety Guard是WordPress基金会开源的一款网站后台安全防护组件。 WordPress Admin Safety Guard 1.4.0之前版本存在安全漏洞，该漏洞源于未对其REST API端点执行权限检查，可能导致未经身份验证的攻击者检索注册用户的完整列表，包括用户名、电子邮件地址、角色和双因素身份验证注册状态。
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 Admin Safety Guard — Login Security, Limit Logins, 2FA & Brute Force Protection 1.2.7 ~ 1.4.0 -

II. Public POCs for CVE-2026-16578

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III. Intelligence Information for CVE-2026-16578

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News Coverage for CVE-2026-16578 (1)

Same Patch Batch · Unknown · 2026-08-08 · 17 CVEs total

CVE-2026-16955 AI Engine < 3.6.6 - Subscriber+ Arbitrary File Read via Audio Transcription
CVE-2026-16953 AI Engine < 3.6.4 - Unauthenticated Cross-Session Chatbot File Deletion via Forgeable Sess
CVE-2026-16595 WP Directory Kit < 1.5.5 - Subscriber+ User and Unpublished Listing Disclosure
CVE-2026-16608 Download Monitor < 5.2.6 - Unauthenticated Download Log Injection
CVE-2026-16948 Solace Extra < 1.6.1 - Subscriber+ Multiple Missing Authorization via Site-Wide Nonce Expo
CVE-2026-16594 WP Directory Kit < 1.5.5 - Subscriber+ Plugin Settings and API Key Disclosure
CVE-2026-16590 WP Directory Kit < 1.5.5 - Subscriber+ Contact Message and User Data Disclosure
CVE-2026-16574 Dokan < 5.0.11 - Vendor+ Cross-Vendor Downloadable Product Access Grant via Order Download
CVE-2026-16562 WP Statistics < 14.16.10 - Subscriber+ Sensitive Data Disclosure via Metabox AJAX Handlers
CVE-2026-16589 WP Directory Kit < 1.5.5 - Subscriber+ SQL Injection via data_fields_list Parameter
CVE-2026-16535 Link Library < 7.9.4 - Reflected XSS via Thumbs-Rating likelabel
CVE-2026-16282 Appointment Hour Booking < 1.5.88 - Unauthenticated Booking Price Manipulation via tcost P
CVE-2026-16558 YMC Filter < 3.12.8 - Contributor+ Stored XSS via Layout Builder Schema
CVE-2026-16269 Newsletters < 4.16 - Unauthenticated API Authentication Bypass via Type Juggling
CVE-2026-16559 YMC Filter < 3.12.9 - Author+ Stored XSS via SVG Icon Upload
CVE-2026-16267 Newsletters < 4.16 - Unauthenticated PHP Object Injection via Date Form Field

IV. Related Vulnerabilities

Same vendor: Unknown

V. Comments for CVE-2026-16578

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