---
id: CVE-2026-123547
title: OpenAM before 16.1.4 Open Redirect via SAML v2.0 RelayState
summary: >-
  OpenAM before 16.1.4 contains an open redirect vulnerability that allows
  attackers to redirect users to external sites because RelayState is unchecked
  when no relayStateUrlList is configured. Attackers can craft single sign-on
  links with…
severity: medium
cvss: 4.7
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N'
cvssSource: cna
cwe:
  - CWE-601
vendor: OpenIdentityPlatform
product: OpenAM
affected:
  - OpenAM < 16.1.4
  - OpenAM < 16.1.4
published: '2026-11-08'
updated: '2026-11-08'
sourceUpdated: '2026-11-08T01:37:52.076Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-123547'
references:
  - url: >-
      https://github.com/OpenIdentityPlatform/OpenAM/security/advisories/GHSA-fhqm-62hv-4phw
    label: GitHub Security Advisory (GHSA-fhqm-62hv-4phw)
  - url: >-
      https://www.vulncheck.com/advisories/openam-before-16.1.4-open-redirect-via-saml-2.0-relaystate
    label: >-
      VulnCheck Advisory: OpenAM before 16.1.4 Open Redirect via SAML v2.0
      RelayState
tags:
  - cve.org
ingestedAt: '2026-11-08T02:43:18.674Z'
---

## Overview

OpenAM before 16.1.4 contains an open redirect vulnerability that allows attackers to redirect users to external sites because RelayState is unchecked when no relayStateUrlList is configured. Attackers can craft single sign-on links with a malicious RelayState to send users from the trusted OpenAM origin to phishing sites and bypass URL filters.

## Affected

- `OpenAM < 16.1.4`
- `OpenAM < 16.1.4`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.