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CVE PROGRAM SOURCE RECORD5.9 Medium

CVE-2026-43827

Apache Shiro: Session fixation: new session is not created after login by default

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Status
Published
Published
Updated
Assigning organization
apache

Description

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 products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Apache Software Foundation Apache Shiro

Default version status: unaffected

  • 1.0 to ≤ 2.1.0affected
  • 3.0.0-alpha-0 to ≤ 3.0.0-alpha-1affected

References