CVE-2026-5921

CVE-2026-5921 describes a server-side request forgery (SSRF) in GitHub Enterprise Server. The notebook rendering service can be reached via an open redirect chain when private mode is disabled, allowing an unauthenticated SSRF to internal services. A timing side-channel across a regex-filtered in...

CVE-2026-5921: Server-Side Request Forgery (SSRF)

A server-side request forgery SSRF vulnerability was identified in GitHub Enterprise Server that allowed an attacker to extract sensitive environment variables from the instance through a timing side-channel attack against the notebook rendering service. When private mode was disabled, the notebo...

Security update for nodejs22

This update for nodejs22 fixes the following issues: Update to version 22.22.2. CVE-2026-21717: trivially predictable hash collisions due to flaw in V8's string hashing mechanism allows for performance degradation via a crafted request bsc1260494. CVE-2026-21716: incomplete fix for CVE-2024-36137...

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...

CVE-2026-40263

Note Mark: Timing-based username enumeration vulnerability in login endpoint. Versions

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...

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...

EUVD-2026-23015

ApostropheCMS: User Enumeration via Timing Side Channel in Password Reset Endpoint...

CVE-2026-40193 Maddy Mail Server: LDAP Filter Injection via Unsanitized Username

maddy is a composable, all-in-one mail server. Versions prior to 0.9.3 contain an LDAP injection vulnerability in the auth.ldap module where user-supplied usernames are interpolated into LDAP search filters and DN strings via strings.ReplaceAll without any LDAP filter escaping, despite the...

CVE-2026-33877

ApostropheCMS is an open-source Node.js content management system. Versions 4.28.0 and prior contain a timing side-channel vulnerability in the password reset endpoint /api/v1/@apostrophecms/login/reset-request that allows unauthenticated username and email enumeration. When a user is not found,...

CVE-2026-33877 ApostropheCMS: User Enumeration via Timing Side Channel in Password Reset Endpoint

ApostropheCMS is an open-source Node.js content management system. Versions 4.28.0 and prior contain a timing side-channel vulnerability in the password reset endpoint /api/v1/@apostrophecms/login/reset-request that allows unauthenticated username and email enumeration. When a user is not found,...

CVE-2026-33877 ApostropheCMS: User Enumeration via Timing Side Channel in Password Reset Endpoint

ApostropheCMS is an open-source Node.js content management system. Versions 4.28.0 and prior contain a timing side-channel vulnerability in the password reset endpoint /api/v1/@apostrophecms/login/reset-request that allows unauthenticated username and email enumeration. When a user is not found,...

CVE-2026-33877 ApostropheCMS: User Enumeration via Timing Side Channel in Password Reset Endpoint

ApostropheCMS is an open-source Node.js content management system. Versions 4.28.0 and prior contain a timing side-channel vulnerability in the password reset endpoint /api/v1/@apostrophecms/login/reset-request that allows unauthenticated username and email enumeration. When a user is not found,...

CVE-2026-33877: Observable Timing Discrepancy

ApostropheCMS is an open-source Node.js content management system. Versions 4.28.0 and prior contain a timing side-channel vulnerability in the password reset endpoint /api/v1/@apostrophecms/login/reset-request that allows unauthenticated username and email enumeration. When a user is not found,...

ApostropheCMS 安全漏洞

ApostropheCMS is a full-stack content management system open source by Apostrophe Technologies. Versions of ApostropheCMS 4.28.0 and earlier contained security vulnerabilities. These vulnerabilities stemmed from a timing side channel vulnerability in the password reset endpoint, which could lead ...

PT-2026-33119

ApostropheCMS is an open-source Node.js content management system. Versions 4.28.0 and prior contain a timing side-channel vulnerability in the password reset endpoint /api/v1/@apostrophecms/login/reset-request that allows unauthenticated username and email enumeration. When a user is not found,...

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

Summary A timing side-channel in the login endpoint allows unauthenticated attackers to determine whether a username exists by measuring response time differences. Requests for valid usernames take noticeably longer because the server performs bcrypt password verification, while requests for...

GHSA-W6M9-39CV-2FWP Note Mark: Username Enumeration via Login Endpoint Timing Side-Channel

Summary A timing side-channel in the login endpoint allows unauthenticated attackers to determine whether a username exists by measuring response time differences. Requests for valid usernames take noticeably longer because the server performs bcrypt password verification, while requests for...

SUSE-SU-2026:21181-1 Security update for nodejs24

This update for nodejs24 fixes the following issues: Update to version 24.14.1. Security issues fixed: - CVE-2026-21717: trivially predictable hash collisions due to flaw in V8's string hashing mechanism allows for performance degradation via a crafted request bsc1260494. - CVE-2026-21716:...

Node.js: Node.js: Information disclosure via timing oracle in HMAC verification

A flaw was found in Node.js. The HMAC Hash-based Message Authentication Code verification process uses a comparison method that does not take a constant amount of time. This non-constant-time comparison can leak timing information, which, under specific conditions where precise timing measurement...