4ga Boards 安全漏洞

4ga Boards is a real-time project management dashboard system developed by RAR Personal Developers. Versions of 4ga Boards prior to 3.3.5 contained security vulnerabilities. These vulnerabilities stemmed from timing side channels in the login endpoint, which could lead to user enumeration...

PT-2026-35063

Name of the Vulnerable Software and Affected Versions 4ga Boards versions prior to 3.3.5 Description 4ga Boards is a boards system for realtime project management. The software allows user enumeration through a timing side-channel in the login endpoint '/api/access-tokens'. The server responds...

CVE-2026-40263

Note Mark is an open-source note-taking application. In versions 0.19.1 and prior, the login endpoint performs bcrypt password verification only when the supplied username exists, returning immediately for nonexistent usernames. This timing discrepancy allows unauthenticated attackers to enumerat...

CVE-2026-40263 Note Mark: Username Enumeration via Login Endpoint Timing Side-Channel

Note Mark is an open-source note-taking application. In versions 0.19.1 and prior, the login endpoint performs bcrypt password verification only when the supplied username exists, returning immediately for nonexistent usernames. This timing discrepancy allows unauthenticated attackers to enumerat...

BIT-PARSE-2026-39321 Parse Server has a login timing side-channel reveals user existence

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.8.0 and 8.6.74, he login endpoint response time differs measurably depending on whether the submitted username or email exists in the database. When a user is not found, the server...

EUVD-2026-19818

Parse Server has a login timing side-channel reveals user existence...

Parse Server has a login timing side-channel reveals user existence

Impact The login endpoint response time differs measurably depending on whether the submitted username or email exists in the database. When a user is not found, the server responds immediately. When a user exists but the password is wrong, a bcrypt comparison runs first, adding significant...

GHSA-MMPQ-5HCV-HF2V Parse Server has a login timing side-channel reveals user existence

Impact The login endpoint response time differs measurably depending on whether the submitted username or email exists in the database. When a user is not found, the server responds immediately. When a user exists but the password is wrong, a bcrypt comparison runs first, adding significant...

CVE-2026-39321

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.8.0-alpha.6 and 8.6.74, he login endpoint response time differs measurably depending on whether the submitted username or email exists in the database. When a user is not found, the...

CVE-2026-39321 Parse Server has a login timing side-channel reveals user existence

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.8.0-alpha.6 and 8.6.74, he login endpoint response time differs measurably depending on whether the submitted username or email exists in the database. When a user is not found, the...

CVE-2026-39321 Parse Server has a login timing side-channel reveals user existence

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.8.0-alpha.6 and 8.6.74, he login endpoint response time differs measurably depending on whether the submitted username or email exists in the database. When a user is not found, the...

CVE-2026-39321

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.8.0-alpha.6 and 8.6.74, he login endpoint response time differs measurably depending on whether the submitted username or email exists in the database. When a user is not found, the...

CVE-2026-39321

Parse Server is vulnerable prior to versions 9.8.0-alpha.6 and 8.6.74 due to a timing discrepancy in the login endpoint. An unauthenticated attacker can enumerate valid usernames because responses differ: if the user is not found, the server responds immediately; if the user exists but the passwo...

CVE-2026-39321 Parse Server has a login timing side-channel reveals user existence

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.8.0-alpha.6 and 8.6.74, he login endpoint response time differs measurably depending on whether the submitted username or email exists in the database. When a user is not found, the...

PT-2026-30950

Name of the Vulnerable Software and Affected Versions Parse Server versions prior to 9.8.0-alpha.6 and prior to 8.6.74 Description The timing difference in the response time of the login endpoint allows an unauthenticated attacker to enumerate valid usernames. When a user is not found, the server...

CVE-2026-32702

Cleanuparr is a tool for automating the cleanup of unwanted or blocked files in Sonarr, Radarr, and supported download clients like qBittorrent. From 2.7.0 to 2.8.0, the /api/auth/login endpoint contains a logic flaw that allows unauthenticated remote attackers to enumerate valid usernames by...

EUVD-2026-12144

Cleanuparr is a tool for automating the cleanup of unwanted or blocked files in Sonarr, Radarr, and supported download clients like qBittorrent. From 2.7.0 to 2.8.0, the /api/auth/login endpoint contains a logic flaw that allows unauthenticated remote attackers to enumerate valid usernames by...

Astra Linux – Vulnerability in Zabbix

The execution time for a failed login differs when using a non-existent username compared to using an existing one...

Username Enumeration

Liferay Portal is vulnerable to Username Enumeration. The vulnerability is due to information disclosure because attackers can determine if an account exists by measuring differences in server processing time during login requests...

CVE-2025-9824

ImpactThe attacker can validate if a user exists by checking the time login returns. This timing difference can be used to enumerate valid usernames, after which an attacker could attempt brute force attacks. PatchesThis vulnerability has been patched, implementing a timing-safe form login...