EUVD-2026-31736

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

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

CVE-2026-43827 affects Apache Shiro. In affected versions (1.0–2.1.0 and 3.0.0-alpha-1), an existing session is not invalidated nor a new session with a new ID issued after login, enabling session fixation. Upgraded fixes are available in 2.1.1 and 3.0.0-alpha-2 or later; apply the patch to mitig...

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...

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...

Apache Shiro 安全漏洞

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...

PT-2026-43118

Name of the Vulnerable Software and Affected Versions Apache Shiro versions 1.0 through 2.1.0 Apache Shiro version 3.0.0-alpha-1 Description Default configurations contain a session fixation issue. In the affected versions, when a session already exists, it is not invalidated upon successful logi...

org.keycloak/keycloak-services: Session fixation in OIDC login flow that can lead to account takeover

A session fixation vulnerability was found in Keycloak's login-actions endpoints. An unauthenticated attacker could exploit this flaw by pre-creating an authentication session and tricking a victim into visiting a maliciously crafted link. By leveraging the /login-actions/restart endpoint—which...

Important: Red Hat Security Advisory: Red Hat build of Keycloak 26.2.16 Security Update

New Red Hat build of Keycloak 26.2.16 packages are available from the Customer Portal Red Hat build of Keycloak 26.2.16 is a standalone server, based on the Keycloak project, that provides authentication and standards-based single sign-on capabilities for web and mobile applications. Security...

Important: Red Hat Security Advisory: Red Hat build of Keycloak 26.4.12 Security Update

New Red Hat build of Keycloak 26.4.12 packages are available from the Customer Portal Red Hat build of Keycloak 26.4.12 is a standalone server, based on the Keycloak project, that provides authentication and standards-based single sign-on capabilities for web and mobile applications. Security...

org.keycloak/keycloak-services: Session fixation in OIDC login flow that can lead to account takeover

A session fixation vulnerability was found in Keycloak's login-actions endpoints. An unauthenticated attacker could exploit this flaw by pre-creating an authentication session and tricking a victim into visiting a maliciously crafted link. By leveraging the /login-actions/restart endpoint—which...

Astra Linux – Vulnerability in Tomcat9

A Session Fixation vulnerability exists in Apache Tomcat through the rewrite valve. This issue affects Apache Tomcat: versions from 11.0.0-M1 through 11.0.7, from 10.1.0-M1 through 10.1.41, and from 9.0.0.M1 through 9.0.105. Older, end-of-life versions may also be affected. Users are recommended ...

Astra Linux – Vulnerability in Firefox and Thunderbird

By injecting a cookie with certain special characters, an attacker on a shared subdomain that is not in a secure context can set and overwrite cookies from a secure context. This leads to session fixation and other attacks. This vulnerability affects Firefox ESR 102.3, Thunderbird 102.3, and...

Astra Linux – Vulnerability in symfony

Symfony is a PHP framework for web and console applications, along with a set of reusable PHP components. When authenticating users, Symfony automatically regenerates the session ID upon login, but preserves the remaining session attributes. Since this does not reset the CSRF tokens upon login, i...

Fedora 43 : python-django5 (2026-4d1404fc5d)

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-4d1404fc5d advisory. - Fixes CVE-2026-5766: Potential denial-of-service vulnerability in ASGI requests via file upload limit bypass - Fixes CVE-2026-35192: Session...

Fedora 44 : python-django5 (2026-9b7a6474a1)

The remote Fedora 44 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-9b7a6474a1 advisory. - Fixes CVE-2026-5766: Potential denial-of-service vulnerability in ASGI requests via file upload limit bypass - Fixes CVE-2026-35192: Session...

Fedora 44 : python-django6 (2026-de6e24ae07)

The remote Fedora 44 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-de6e24ae07 advisory. - Fixes CVE-2026-5766: Potential denial-of-service vulnerability in ASGI requests via file upload limit bypass - Fixes CVE-2026-35192: Session...

NPM: Trubo: Login callback CSRF/session fixation

NPM: Trubo: Login callback CSRF/session fixation vulnerability discovered by ? in WordPress Npm turbo versions = 2.9.13...

org.apache.tomcat/tomcat-catalina: tomcat: Apache Tomcat: session fixation via rewrite valve

A session fixation vulnerability has been identified in Apache Tomcat, affecting its rewrite functionality. If the rewrite valve is enabled for a web application, an attacker can craft a specific URL. If a victim clicks on this malicious URL, their subsequent interaction with the resource will...

Important: Red Hat Security Advisory: tomcat security update

An update for tomcat is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...