CVE-2026-43827

The record

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 exists, it is not invalidated upon successful login, nor is a new session being generated with a new ID.

Affected packages

Related vulnerabilities

• CVE-2026-107226 The AsyncHttpClient (AHC) library allows Java applications to easily execute HTTP… CWE-384
• CVE-2026-64857 tirreno, a security framework, has a session fixation issue in versions prior to 0.10.0. CWE-384
• CVE-2026-86674 A vulnerability was found in ningzichun Student Management System up to… CWE-384
• CVE-2026-76196 Photoshop Mobile is affected by a Session Fixation vulnerability that could result in… CWE-384
• CVE-2026-86279 A vulnerability was determined in SourceCodester Syllabus-Aligned Learning Management &… CWE-384
• CVE-2026-85238 MISP contains a session fixation vulnerability in the CustomAuth authentication (a custom… CWE-384
• CVE-2026-84652 In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, Jenkins does not rotate the… CWE-384
• CVE-2026-18527 IBM Administration Runtime Expert for i 1R1M0 IBM Application Runtime Expert (ARE) for i… CWE-384