CVE-2026-123548
OpenAM before 16.1.4 Open Redirect via WS-Federation and SAML v2.0 Pages
Description
OpenIdentityPlatform OpenAM before 16.1.4 contains an open redirect because WS-Federation logout, SAML v2.0 logout and name-identifier management, SAML v2.0 identity provider finder, and some authentication pages do not check destination URLs against allowed lists. Attackers can craft OpenAM-domain links that send users to arbitrary external sites for phishing.
INFO
Published Date :
Nov. 8, 2026, 2:16 a.m.
Last Modified :
Nov. 8, 2026, 2:16 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 3.1 | MEDIUM | MITRE-CVE | ||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 4.0 | LOW | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 4.0 | LOW | [email protected] |
Solution
- Update OpenAM to version 16.1.4 or later.
- Configure destination URLs to use allowed lists.
- Implement validation for redirection URLs.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-123548.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-123548 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-123548
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-123548 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-123548 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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New CVE Received by [email protected]
Nov. 08, 2026
Action Type Old Value New Value Added Description OpenIdentityPlatform OpenAM before 16.1.4 contains an open redirect because WS-Federation logout, SAML v2.0 logout and name-identifier management, SAML v2.0 identity provider finder, and some authentication pages do not check destination URLs against allowed lists. Attackers can craft OpenAM-domain links that send users to arbitrary external sites for phishing. Added CVSS V4.0 AV:N/AC:H/AT:P/PR:N/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N Added CWE CWE-601 Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/123xxx/CVE-2026-123548.json">CVE-2026-123548</a> Added Reference https://github.com/OpenIdentityPlatform/OpenAM/security/advisories/GHSA-mgwg-24cx-c8w3 Added Reference https://www.vulncheck.com/advisories/openam-before-16.1.4-open-redirect-via-ws-federation-and-saml-2.0-pages