CVE-2021-31643

An XSS vulnerability exists in several IoT devices from CHIYU Technology, including SEMAC, Biosense, BF-630, BF-631, and Webpass due to a lack of sanitization on the component if.cgi - username parameter...

CVE-2022-38488

logrocket-oauth2-example through 2020-05-27 allows SQL injection via the /auth/register username parameter...

CVE-2022-38637

Hospital Management System v1.0 was discovered to contain multiple SQL injection vulnerabilities via the Username and Password parameters on the Login page...

CVE-2022-23721

PingID integration for Windows login prior to 2.9 does not handle duplicate usernames, which can lead to a username collision when two people with the same username are provisioned onto the same machine at different times...

CVE-2022-23746

The IPsec VPN blade has a dedicated portal for downloading and connecting through SSL Network Extender SNX. If the portal is configured for username/password authentication, it is vulnerable to a brute-force attack on usernames and passwords...

CVE-2022-42931

Logins saved by Firefox should be managed by the Password Manager component which uses encryption to save files on-disk. Instead, the username not password was saved by the Form Manager to an unencrypted file on disk. This vulnerability affects Firefox 106...

CVE-2022-37149

WAVLINK WL-WN575A3 RPT75A3.V4300.201217 was discovered to contain a command injection vulnerability when operating the file adm.cgi. This vulnerability allows attackers to execute arbitrary commands via the username parameter...

CVE-2022-0385

The Crazy Bone WordPress plugin through 0.6.0 does not sanitise and escape the username submitted via the login from when displaying them back in the log dashboard, leading to an unauthenticated Stored Cross-Site scripting...

CLSA-2026-1767955216 openssh: Fix of 2 CVEs

CVE-2025-61984: fix username handling by rejecting control characters from untrusted sources to prevent ProxyCommand code execution - CVE-2025-61985: disallowed NUL characters in ssh:// URI parsing to prevent ProxyCommand-based code execution...

CVE-2017-18393

cPanel before 68.0.15 does not block a username of postmaster, which might allow reception of private e-mail SEC-326...

CVE-2017-18395

cPanel before 68.0.15 does not block a username of ssl SEC-328...

CLSA-2026-1767954480 openssh: Fix of 2 CVEs

CVE-2025-61984: fix username handling by rejecting control characters from untrusted sources to prevent ProxyCommand code execution - CVE-2025-61985: disallowed NUL characters in ssh:// URI parsing to prevent ProxyCommand-based code execution...

CVE-2026-0701

A vulnerability was identified in code-projects Intern Membership Management System 1.0. Affected by this vulnerability is an unknown functionality of the file /intern/admin/addadmin.php. The manipulation of the argument Username leads to sql injection. The attack is possible to be carried out...

CVE-2019-18360

In JetBrains Hub versions earlier than 2019.1.11738, username enumeration was possible through password recovery...

CVE-2019-11465

An issue was discovered in Couchbase Server 5.5.x through 5.5.3 and 6.0.0. The Memcached "connections" stat block command emits a non-redacted username. The system information submitted to Couchbase as part of a bug report included the usernames for all users currently logged into the system even...

CVE-2020-7245

Incorrect username validation in the registration process of CTFd v2.0.0 - v2.2.2 allows an attacker to take over an arbitrary account if the username is known and emails are enabled on the CTFd instance. To exploit the vulnerability, one must register with a username identical to the victim's...

CVE-2020-12870

RainbowFish PacsOne Server 6.8.4 allows SQL injection on the username parameter in the signup page...

CVE-2020-12812

An improper authentication vulnerability in SSL VPN in FortiOS 6.4.0, 6.2.0 to 6.2.3, 6.0.9 and below may result in a user being able to log in successfully without being prompted for the second factor of authentication FortiToken if they changed the case of their username...

CVE-2024-34024

Observable response discrepancy issue exists in ID Link Manager and FUJITSU Software TIME CREATOR. If this vulnerability is exploited, an unauthenticated remote attacker may determine if a username is valid or not...

CVE-2024-41238

A SQL injection vulnerability in /smsa/studentlogin.php in Kashipara Responsive School Management System v1.0 allows an attacker to execute arbitrary SQL commands via the "username" parameter...