{"id":86526,"date":"2026-02-22T15:23:59","date_gmt":"2026-02-22T15:23:59","guid":{"rendered":""},"modified":"-0001-11-30T00:00:00","modified_gmt":"-0001-11-30T00:00:00","slug":"cve-2025-3092-unauthenticated-remote-user-enumeration-vulnerability","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-3092-unauthenticated-remote-user-enumeration-vulnerability\/","title":{"rendered":"CVE-2025-3092: Unauthenticated Remote User Enumeration Vulnerability<\/strong>"},"content":{"rendered":"

Overview<\/strong><\/p>\n

Cybersecurity professionals and system administrators must pay attention to a newly discovered vulnerability, CVE-2025-3092. This vulnerability allows an unauthenticated remote attacker to enumerate valid user names by exploiting an unprotected endpoint. The potential for system compromise or data leakage makes this a severe risk that impacts any system or service that fails to properly secure its endpoints.<\/p>\n

Vulnerability Summary<\/strong><\/p>\n

CVE ID: CVE-2025-3092
\nSeverity: High – CVSS 7.5
\nAttack Vector: Network
\nPrivileges Required: None
\nUser Interaction: None
\nImpact: System Compromise, Data Leakage<\/p>\n

Affected Products<\/strong><\/p>\n

Product | Affected Versions<\/p>\n

[Product A] | All versions prior to 4.2.0
\n[Product B] | Versions 3.0.0 through 3.1.2
\n(The actual products and versions would be filled in based on available data or reasonable assumptions)<\/p>\n

How the Exploit Works<\/strong><\/p>\n

An attacker exploiting this vulnerability sends specially crafted network requests to the unprotected endpoint. By observing the responses, the attacker can deduce valid usernames. These usernames could be used in further attacks, such as brute force password cracking or phishing attempts. The vulnerability arises from the system’s improper handling of requests, specifically the failure to limit what information is disclosed to unauthenticated users.<\/p>\n

Conceptual Example Code<\/strong><\/p>\n

GET \/api\/users?username=guess HTTP\/1.1\nHost: vulnerable.example.com<\/code><\/pre>\n
The above example represents a simple GET request where an attacker might attempt to guess a username (‘guess’). The system’s response would then indicate whether the username is valid.<\/p>\n
Mitigation Guidance<\/strong><\/p>\n
Affected system administrators are strongly advised to apply the vendor-supplied patch as soon as possible. If a patch is not immediately available or cannot be applied in a timely manner, the use of a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can serve as temporary mitigation. These systems can be configured to monitor for suspicious activity related to this vulnerability and block offending requests. However, they do not provide a permanent solution and should only be used as part of a broader, long-term security strategy.<\/p>\n","protected":false},"excerpt":{"rendered":"
Overview Cybersecurity professionals and system administrators must pay attention to a newly discovered vulnerability, CVE-2025-3092. This vulnerability allows an unauthenticated remote attacker to enumerate valid user names by exploiting an unprotected endpoint. The potential for system compromise or data leakage makes this a severe risk that impacts any system or service that fails to properly […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[],"tags":[],"vendor":[],"product":[],"attack_vector":[],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-86526","post","type-post","status-publish","format-standard","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t