CVE-2026-44598
Published:May 25, 2026
Updated:June 11, 2026
With valid login credentials, URL Redirection to Untrusted Site ('Open Redirect'), Server-Side Request Forgery (SSRF) vulnerability in Apache Shiro.This issue affects Apache Shiro from 2.0-alpha to 2.1.0, and 3.0.0-alpha-1, only when using shiro-jakarta-ee integration module.Users are recommended to upgrade to version 2.1.1, or 3.0.0-alpha-2 or later, which fixes the issue by encrypting the cookie.After successful login, Jakarta EE integration module uses shiroSavedRequest cookie to redirect to a particular web page after login.This cookie was not validated, and can be forged to send a HTTP GET request from the server itself to an arbitrary URL from the cookie.
Affected Packages
https://github.com/apache/shiro.git (GITHUB):
Affected version(s) >=shiro-root-2.0.0 <shiro-root-2.2.0Fix Suggestion:
Update to version shiro-root-2.2.0org.apache.shiro:shiro-jakarta-ee (JAVA):
Affected version(s) =3.0.0-alpha-1 <3.0.0-alpha-2Fix Suggestion:
Update to version 3.0.0-alpha-2org.apache.shiro:shiro-core (JAVA):
Affected version(s) >=2.0.0 <2.2.0Fix Suggestion:
Update to version 2.2.0org.apache.shiro:shiro-jakarta-ee (JAVA):
Affected version(s) >=2.0.0 <2.2.0Fix Suggestion:
Update to version 2.2.0org.apache.shiro:shiro-core (JAVA):
Affected version(s) =3.0.0-alpha-1 <3.0.0-alpha-2Fix Suggestion:
Update to version 3.0.0-alpha-2Related Resources (2)
Do you need more information?
Contact UsCVSS v4
Base Score:
5.1
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
PASSIVE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
NONE
Vulnerable System Availability
NONE
Subsequent System Confidentiality
LOW
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
4.1
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Weakness Type (CWE)
EPSS
Base Score:
0.12