CVE-2026-109140

The vulnerability is that Krill encrypts every login-session token with a nonce built from a counter that is reset to 0 on every Krill restart, so the same key, nonce pair is used again after each restart...

CVE-2026-109140

The Krill software is vulnerable to a nonce reuse issue during encryption. Specifically, it encrypts login-session tokens using a nonce generated from a counter that resets to 0 upon every restart. This causes the application to reuse the same (key, nonce) pair after each reboot. Consequently, an...

CVE-2026-109140 Krill login-session tokens reuse their encryption nonce across restarts, so any user who can log in can forge an "admin" token

The vulnerability is that Krill encrypts every login-session token with a nonce built from a counter that is reset to 0 on every Krill restart, so the same key, nonce pair is used again after each restart...

CVE-2026-109140 Krill login-session tokens reuse their encryption nonce across restarts, so any user who can log in can forge an "admin" token

The vulnerability is that Krill encrypts every login-session token with a nonce built from a counter that is reset to 0 on every Krill restart, so the same key, nonce pair is used again after each restart...

PT-2026-135497

The vulnerability is that Krill encrypts every login-session token with a nonce built from a counter that is reset to 0 on every Krill restart, so the same key, nonce pair is used again after each restart...

CVE-2026-109140: NLnet Labs Krill: The vulnerability is that Krill encrypts every login-session token with a nonce built from a counter that is reset to 0…

The vulnerability is that Krill encrypts every login-session token with a nonce built from a counter that is reset to 0 on every Krill restart, so the same key, nonce pair is used again after each restart...

Krill -- multiple vulnerabilities

NLnet Labs reports: CVE-2026-109140: Krill login-session tokens reuse their encryption nonce across restarts, so any user who can log in can forge an "admin" token. CVE-2026-109141: Krill users restricted to one CA can make any other CA delegate its prefixes and publish ROAs for them via bulk...

PT-2026-113969

Name of the Vulnerable Software and Affected Versions FileRise versions prior to 3.23.0 Description FileRise fails to record when a Time-based One-Time Password TOTP code has already been successfully used for a specific account and time step. An attacker possessing valid primary credentials and ...

EUVD-2026-93779

Authentication bypass in the Azure AD external login flow in Devolutions Server 2026.3.7.0 and earlier allows a remote attacker to take over a user's account via replay of a captured login-session token exposed in a redirect URL...

CVE-2026-9226: Authentication Bypass by Capture-replay

Authentication bypass in the Azure AD external login flow in Devolutions Server 2026.3.7.0 and earlier allows a remote attacker to take over a user's account via replay of a captured login-session token exposed in a redirect URL...

CVE-2026-19397

CVE-2026-19397 is a missing authentication vulnerability in ASUS Control Center Express Agent . When the host has an active login session, an unauthenticated user on the adjacent network can directly connect to the agent and control the host. The flaw affects a critical function within the agent ...

PT-2026-73286

Ghost is a Node.js content management system. From 2.2.0 until 6.54.1, Ghost Admin did not invalidate existing sessions on login which could have allowed for session fixation attacks. Successful exploitation would have required another vulnerability on the same domain where Ghost Admin was hosted...

PT-2026-58994

Summary Two-factor authentication TOTP can be fully bypassed for the REST API. The KIMAI SESSION cookie returned in the response to the login request; issued after only the password is verified, before the TOTP step; is already accepted as authenticated by every /api/ endpoint. So after submittin...

CVE-2026-35095 Session fixation in KTM System e-BOK

KTM System e-BOK allows the session identifier to be set by the client prior to authentication. If a cookie with a valid name is set, its value remains unchanged after successful login. This behaviour enables an attacker to fix a session ID for a victim and later hijack the authenticated session...

EUVD-2009-5128

Catalyst::Plugin::Authentication versions before 0.10027 for Perl is susceptible to session fixation attacks. Catalyst::Plugin::Authentication does not automatically change the session id after authentication. An attacker that obtains a session id cookie can use this to impersonate the victim...

CVE-2026-43827

A flaw was found in Apache Shiro. This vulnerability, known as session fixation, allows an attacker to hijack a user's session. This occurs because the system fails to invalidate an existing session or generate a new session identifier after a user successfully logs in. Consequently, a remote...

CVE-2026-33384

QuickCMS allows a user's session identifier to be set before authentication. The value of this session ID stays the same after authentication. This behaviour enables an attacker to fix a session ID for a victim and later hijack the authenticated session. This issue was fixed in a patch to version...

CVE-2026-43827

Default configurations of Apache Shiro have a session fixation vulnerability. This issue affects Apache Shiro from 1.0 to 2.1.0, and 3.0.0-alpha-1. Users are recommended to upgrade to version 2.1.1, or 3.0.0-alpha-2 or later, which fixes the issue. In the affected versions, when a session already...

CVE-2026-43827 Apache Shiro: Session fixation: new session is not created after login by default

Default configurations of Apache Shiro have a session fixation vulnerability. This issue affects Apache Shiro from 1.0 to 2.1.0, and 3.0.0-alpha-1. Users are recommended to upgrade to version 2.1.1, or 3.0.0-alpha-2 or later, which fixes the issue. In the affected versions, when a session already...

Apache Shiro security vulnerabilities

Apache Shiro is a suite of Java security frameworks for performing authentication, authorization, encryption, and session management from the Apache Foundation USA. A security vulnerability exists in Apache Shiro versions 1.0 through 2.1.0 and 3.0.0-alpha-1, which stems from a session fixation...