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CVE-2026-123540 Details

Description

OpenAM before 16.1.4 contains an incomplete output encoding vulnerability that allows a SAML 1.x identity provider to alter attribute values by injecting unencoded content into the service provider auto-submitted form. Attackers controlling a trusted identity provider can craft assertion attribute names or values that reach the target application in modified form, undermining the integrity of received attributes.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:2 LOWVector:CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:L/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/OpenIdentityPlatform/OpenAM/security/advisories/GHSA-pw99-8h4m-p3gm	[email protected]
https://www.vulncheck.com/advisories/openam-before-16.1.4-incomplete-attribute-encoding-in-saml-1-x-form-post	[email protected]

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-116	Improper Encoding or Escaping of Output	[email protected]

Affected Products

No affected product data is available for this CVE.

Change History

1 change record found show changes