HIGH 7.5 NVD
CVE-2026-123538
OpenAM before 16.1.4 does not verify that a signed SAML 1.x assertion or response was signed by the partner named as its issuer, accepting a signature from any
OpenAM before 16.1.4 does not verify that a signed SAML 1.x assertion or response was signed by the partner named as its issuer, accepting a signature from any certificate in OpenAM's keystore. An attacker holding such a private key, such as a trusted SAML 1.x partner, can forge assertions claiming another partner's issuer and sign in as that partner's users, including privileged ones.
References
- https://github.com/OpenIdentityPlatform/OpenAM/security/advisories/GHSA-j56q-q3r3-hg7f
- https://www.vulncheck.com/advisories/openam-before-16.1.4-saml-1-x-signature-verification-
This high severity vulnerability with a CVSS score of 7.5 was published on 2026-11-08 via NVD.
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