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...

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...

CVE-2026-34947

CVE-2026-34947 affects Discourse. Versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0 expose staged user custom fields and username on public invite pages without email verification. The issue has been patched in 2026.1.3, 2026.2...

CVE-2026-34947

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, staged user custom fields and username are exposed on public invite pages without email verification. This issue has been...

EUVD-2026-18882

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, staged user custom fields and username are exposed on public invite pages without email verification. This issue has been...

CVE-2026-22665

prompts.chat prior to commit 1464475, contains an identity confusion vulnerability due to inconsistent case-sensitive and case-insensitive handling of usernames across write and read paths, allowing attackers to create case-variant usernames that bypass uniqueness checks. Attackers can exploit...

EUVD-2026-18863

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...

CVE-2026-22665

CVE-2026-22665 affects prompts.chat prior to commit 1464475. The root cause is inconsistent handling of usernames across write and read paths, mixing case-sensitive and case-insensitive comparisons. This identity confusion allows creation of case-variant usernames that bypass uniqueness checks, e...

CVE-2026-22665 prompts.chat Identity Confusion via Case-Sensitive Username Handling

prompts.chat prior to commit 1464475, contains an identity confusion vulnerability due to inconsistent case-sensitive and case-insensitive handling of usernames across write and read paths, allowing attackers to create case-variant usernames that bypass uniqueness checks. Attackers can exploit...

PT-2026-30244

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, staged user custom fields and username are exposed on public invite pages without email verification. This issue has been...

PT-2026-30229

Name of the Vulnerable Software and Affected Versions prompts.chat versions prior to commit 1464475 Description prompts.chat is susceptible to an identity confusion issue stemming from inconsistent case sensitivity in username handling during write and read operations. This allows attackers to...

Discourse 信息泄露漏洞

Discourse is an open-source community discussion platform developed by Discourse. This platform includes features such as communities, email communication, and chat rooms. Versions of Discourse prior to 2026.1.3, 2026.2.2, and 2026.3.0 contained a vulnerability related to information leakage. Thi...

OpenSSH 安全漏洞

OpenSSH OpenBSD Secure Shell is a set of open-source tools developed by OpenBSD in Canada for secure access to remote computers. This tool is an open-source implementation of the SSH protocol, supporting encryption of all transmissions. It effectively prevents eavesdropping, connection hijacking,...

CVE-2026-33415

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, an authenticated moderator-level user could retrieve post content, topic titles, and usernames from categories they were n...

CVE-2025-67807

The login mechanism of Sage DPW 202506004 displays distinct responses for valid and invalid usernames, allowing enumeration of existing accounts in versions before 202106000. On-premise administrators can toggle this behaviour in newer versions...

Discourse 访问控制错误漏洞

Discourse is Discourse open source set of open source community discussion platform. The platform includes features such as community , e-mail and chat rooms . Discourse suffers from an Access Control Error vulnerability that can be exploited by an attacker to retrieve the content of posts, threa...

VulnCheck KEV: CVE-2024-13609

The 1 Click WordPress Migration Plugin – 100% FREE for a limited time plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 2.2 via the class-ocm-backup.php. This makes it possible for unauthenticated attackers to extract sensitive data includi...

EKG Gadu 缓冲区错误漏洞

EKG Gadu is a multi-protocol instant messaging client software developed by EKG Corporation. In versions EKG Gadu 1.9–pre+r2855-3+b1, there was a buffer error vulnerability. This vulnerability stemmed from local buffer overflows in username processing, which could allow local attackers to execute...

TSPortal's Uncontrolled User Creation via Validation Side Effects Leads to Potential Denial of Service

Summary A flaw in TSPortal allowed attackers to create arbitrary user records in the database by abusing validation logic. While validation correctly rejected invalid usernames, a side effect within a validation rule caused user records to be created regardless of whether the request succeeded...

CVE-2026-30915

SFTPGo is an open source, event-driven file transfer solution. SFTPGo versions before v2.7.1 contain an input validation issue in the handling of dynamic group paths, for example, home directories or key prefixes. When a group is configured with a dynamic home directory or key prefix using...