CVE-2026-47783

In memcached before 1.6.42, username data for SASL password database authentication has a timing side channel because a loop exits as soon as a valid username is found by saslserveruserdbcheckpass...

CVE-2026-47783

Memcached prior to version 1.6.42 is affected by a timing side-channel in SASL password database authentication: the loop in sasl_server_userdb_checkpass exits as soon as a valid username is found, leaking information. The issue is documented in the 1.6.42 release notes/commit references. This vu...

DEBIAN-CVE-2026-27447

OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. In versions 2.4.16 and prior, CUPS daemon cupsd contains an authorization bypass vulnerability due to case-insensitive username comparison during authorization checks. The vulnerability allows an...

OpenPrinting CUPS 安全漏洞

OpenPrinting CUPS is an open-source printing system developed by OpenPrinting Corporation, suitable for Linux® and other Unix®-based operating systems. OpenPrinting CUPS versions 2.4.16 and earlier contain security vulnerabilities. These vulnerabilities stem from the fact that username comparison...

PT-2026-30234

Name of the Vulnerable Software and Affected Versions OpenPrinting CUPS versions prior to 2.4.16 Description The CUPS daemon cupsd contains an authorization bypass caused by case-insensitive username comparison during authorization checks. This allows an unprivileged user to gain unauthorized...

Portainer 安全漏洞

Portainer is a lightweight user management interface for managing Docker environments and Docker hosts. A security vulnerability exists in Portainer CE version 2.19.4 that stems from the presence of a user enumeration vulnerability that could allow an unauthenticated remote user to determine if a...

CVE-2023-38428

An issue was discovered in the Linux kernel before 6.3.4. fs/ksmbd/smb2pdu.c in ksmbd does not properly check the UserName value because it does not consider the address of security buffer, leading to an out-of-bounds read...

SUSE CVE-2016-9850

An issue was discovered in phpMyAdmin. Username matching for the allow/deny rules may result in wrong matches and detection of the username in the rule due to non-constant execution time. All 4.6.x versions prior to 4.6.5, 4.4.x versions prior to 4.4.15.9, and 4.0.x versions prior to 4.0.10.18 ar...

CVE-2019-16516

An issue was discovered in ConnectWise Control formerly known as ScreenConnect 19.3.25270.7185. There is a user enumeration vulnerability, allowing an unauthenticated attacker to determine with certainty if an account exists for a given username...

Unauthorized access in WatchGuard

Format string bugs and insufficient username checks allows administrative access...