CVE-2026-43827 (GCVE-0-2026-43827)
Vulnerability from cvelistv5
Published
2026-05-25 20:19
Modified
2026-05-26 12:39
CWE
Summary
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.
Impacted products
Vendor Product Version
Apache Software Foundation Apache Shiro Version: 1.0    2.1.0
Version: 3.0.0-alpha-0    3.0.0-alpha-1
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Show details on NVD website


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