Security Advisory WSO2-2021-1493

Published: 2026-01-26

Version: 1.0.0

Severity: Medium

CVSS Score: 4.7 (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N)


AFFECTED PRODUCTS

  • WSO2 Identity Server: 5.11.0, 5.10.0, 5.9.0, 5.8.0

OVERVIEW

Open Redirect vulnerability in account recovery flow.

DESCRIPTION

Due to improper URL validation in account recovery flow associated endpoint could facilitate an Open Redirect vulnerability.

IMPACT

By using social engineering techniques an attacker could persuade a user to click on a valid link (but with a malicious payload) and get the user redirected to an attacker controlled page where a phishing attack could be executed to obtain highly sensitive information or harm otherwise.

SOLUTION

Community Users (Open Source)

Migrate to the latest unaffected version of the respective WSO2 product(s).

Support Subscription Holders

Update your product to the specified update level, or to a higher update level, to mitigate the identified vulnerability.

Info

WSO2 Support Subscription Holders may use WSO2 Updates in order to apply the fix.

Product Name Product Version Update Level
WSO2 Identity Server 5.11.0 55
WSO2 Identity Server 5.10.0 62
WSO2 Identity Server 5.9.0 44
WSO2 Identity Server 5.8.0 33