CVE-2025-54477— Joomla! Core - [20250902] User-Enumeration in passkey authentication method
Quick assessment
Affected
Joomla! Project Joomla! CMS
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.
Joomla! CMS是Joomla!开源的一个内容管理系统。 Joomla! CMS存在安全漏洞，该漏洞源于身份验证请求处理不当，可能导致用户枚举攻击。
Possible ATT&CK Techniques 1 AI
T1110 · Brute Force
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I. Basic Information for CVE-2025-54477
Vulnerability Information
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Vulnerability Title
Joomla! Core - [20250902] User-Enumeration in passkey authentication method
Source: CVE Program / CVE List V5
Vulnerability Description
Improper handling of authentication requests lead to a user enumeration vector in the passkey authentication method.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
通过差异性导致的信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
Joomla! CMS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Joomla! CMS是Joomla!开源的一个内容管理系统。 Joomla! CMS存在安全漏洞，该漏洞源于身份验证请求处理不当，可能导致用户枚举攻击。
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 |
|---|---|---|---|---|
| Joomla! Project | Joomla! CMS | 4.0.0-4.4.13 | - |
|
II. Public POCs for CVE-2025-54477
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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IV. Related Vulnerabilities
Same product: Joomla! CMS
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CVE-2026-73372
Joomla! Core - [20260809] - Improper ACL checks when injecti -
CVE-2026-71572
Joomla! Core - [20260801] - Response header injection in dow
Same vendor: Joomla! Project
-
CVE-2026-71573
Joomla! Core - [20260802] - Improper CORS origin validation -
CVE-2026-72531
Joomla! Core - [20260804] - Improper ACL checks for custom f -
CVE-2026-73336
Joomla! Core - [20260806] - XSS through schema.org outputs i -
CVE-2026-73372
Joomla! Core - [20260809] - Improper ACL checks when injecti -
CVE-2026-71572
Joomla! Core - [20260801] - Response header injection in dow
Same weakness: CWE-203
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V. Comments for CVE-2025-54477
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