A flaw was found in Red Hat Advanced Cluster Security for Kubernetes (RHACS). The Central SAML authentication ACS endpoint does not retain used SAML assertion or response identifiers to prevent replay. An attacker who obtains a valid, unexpired signed SAML response can submit it multiple times and receive distinct Central authentication tokens for the mapped identity.
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Affected Vendors & Products
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History
Tue, 20 Oct 2026 12:45:00 +0000
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| CPEs | cpe:/a:redhat:advanced_cluster_security:4.11::el9 | |
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Tue, 20 Oct 2026 00:30:00 +0000
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threat_severity
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threat_severity
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Mon, 19 Oct 2026 16:30:00 +0000
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ssvc
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Mon, 19 Oct 2026 12:45:00 +0000
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| Description | A flaw was found in Red Hat Advanced Cluster Security for Kubernetes (RHACS). The Central SAML authentication ACS endpoint does not retain used SAML assertion or response identifiers to prevent replay. An attacker who obtains a valid, unexpired signed SAML response can submit it multiple times and receive distinct Central authentication tokens for the mapped identity. | |
| Title | Stackrox: stackrox: saml response replay allows multiple central authentication tokens | |
| First Time appeared |
Redhat
Redhat advanced Cluster Security |
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| Weaknesses | CWE-294 | |
| CPEs | cpe:/a:redhat:advanced_cluster_security:4 | |
| Vendors & Products |
Redhat
Redhat advanced Cluster Security |
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| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: redhat
Published: 2026-10-19T12:14:27.338Z
Updated: 2026-10-20T21:30:42.326Z
Reserved: 2026-09-30T11:57:54.198Z
Link: CVE-2026-103314
Updated: 2026-10-19T15:06:19.037Z
Status : Awaiting Analysis
Published: 2026-10-19T13:16:53.617
Modified: 2026-10-20T13:16:38.277
Link: CVE-2026-103314