{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-75034","assignerOrgId":"404e59f5-483d-4b8a-8e7a-e67604dd8afb","state":"PUBLISHED","assignerShortName":"suse","dateReserved":"2026-08-17T15:22:54.444Z","datePublished":"2026-09-03T15:01:16.635Z","dateUpdated":"2026-09-04T03:56:03.896Z"},"containers":{"cna":{"providerMetadata":{"orgId":"404e59f5-483d-4b8a-8e7a-e67604dd8afb","shortName":"suse","dateUpdated":"2026-09-03T15:01:16.635Z"},"title":"Rancher: SAML Assertion Replay","datePublic":"2026-08-31T14:58:00.000Z","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-294","description":"CWE-294 Authentication bypass by capture-replay","type":"CWE"}]}],"impacts":[{"capecId":"CAPEC-60","descriptions":[{"lang":"en","value":"CAPEC-60 Reusing Session IDs (aka Session Replay)"}]},{"capecId":"CAPEC-94","descriptions":[{"lang":"en","value":"CAPEC-94 Adversary in the Middle (AiTM)"}]},{"capecId":"CAPEC-593","descriptions":[{"lang":"en","value":"CAPEC-593 Session Hijacking"}]}],"affected":[{"vendor":"SUSE","product":"Rancher","repo":"https://github.com/rancher/rancher","versions":[{"status":"affected","version":"0","lessThan":"2.15.1","versionType":"semver"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"A flaw was found in Rancher Manager. The SAML assertion replay protection introduced by the fix for CVE-2026-44946 recorded consumed assertion IDs in a per-process cache, so each replica only detected replays that reached the same pod. In a high-availability deployment, an attacker holding a captured assertion could replay it once against every other replica to obtain additional authenticated sessions as the victim.\n\n\nThis issue affects Rancher: before 2.15.1.","supportingMedia":[{"type":"text/html","base64":false,"value":"A flaw was found in Rancher Manager. The SAML assertion replay protection introduced by the fix for CVE-2026-44946 recorded consumed assertion IDs in a per-process cache, so each replica only detected replays that reached the same pod. In a high-availability deployment, an attacker holding a captured assertion could replay it once against every other replica to obtain additional authenticated sessions as the victim.<br><p>This issue affects Rancher: before 2.15.1.</p>"}]}],"references":[{"url":"https://github.com/rancher/rancher/releases/tag/v2.15.1"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"NONE","baseSeverity":"HIGH","baseScore":7.4,"vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N"}}],"credits":[{"lang":"en","value":"Wade Sparks","type":"finder"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.5"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-03T00:00:00+00:00","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3","id":"CVE-2026-75034"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-09-04T03:56:03.896Z"}}]}}