{"document":{"category":"csaf_vex","csaf_version":"2.0","title":"CVE-2026-44946: SAML Authentication Replay in Rancher","publisher":{"category":"vendor","name":"HarborGuard Database","namespace":"https://database.harborguard.co"},"tracking":{"id":"CVE-2026-44946","status":"final","version":"1","initial_release_date":"2026-06-30T12:14:54.269Z","current_release_date":"2026-06-30T13:44:26.795Z","revision_history":[{"date":"2026-06-30T12:14:54.269Z","number":"1","summary":"Initial machine-readable export from HarborGuard."}]},"distribution":{"tlp":{"label":"WHITE"},"text":"Public CVE data; freely redistributable."},"notes":[{"category":"description","text":"A SAML authentication replay vulnerability in Rancher's Assertion\n Consumer Service (ACS) handler did not enforce \none-time use of SAML assertion, potentially allowing person in the middle attacks against Rancher, affecting Rancher 2.14.0 before 2.14.3,","title":"CVE description"}],"references":[{"category":"self","summary":"CVE-2026-44946 on HarborGuard Database","url":"https://database.harborguard.co/cve/CVE-2026-44946"},{"category":"external","summary":"CVE Record","url":"https://www.cve.org/CVERecord?id=CVE-2026-44946"},{"category":"external","summary":"github.com","url":"https://github.com/rancher/rancher/security/advisories/GHSA-c5jm-xcmq-9j95"}]},"product_tree":{"branches":[{"category":"vendor","name":"SUSE","branches":[{"category":"product_name","name":"Rancher","branches":[{"category":"product_version_range","name":">=2.14.0 <2.14.3","product":{"name":"SUSE Rancher >=2.14.0 <2.14.3","product_id":"CSAFPID-1","product_identification_helper":{"cpe":"cpe:2.3:a:suse:rancher:*:*:*:*:*:*:*:*"}}},{"category":"product_version_range","name":">=2.13.0 <2.13.7","product":{"name":"SUSE Rancher >=2.13.0 <2.13.7","product_id":"CSAFPID-2","product_identification_helper":{"cpe":"cpe:2.3:a:suse:rancher:*:*:*:*:*:*:*:*"}}},{"category":"product_version_range","name":">=2.12.0 <2.12.11","product":{"name":"SUSE Rancher >=2.12.0 <2.12.11","product_id":"CSAFPID-3","product_identification_helper":{"cpe":"cpe:2.3:a:suse:rancher:*:*:*:*:*:*:*:*"}}},{"category":"product_version_range","name":">=2.11.0 <2.11.15","product":{"name":"SUSE Rancher >=2.11.0 <2.11.15","product_id":"CSAFPID-4","product_identification_helper":{"cpe":"cpe:2.3:a:suse:rancher:*:*:*:*:*:*:*:*"}}}]}]}]},"vulnerabilities":[{"cve":"CVE-2026-44946","title":"SAML Authentication Replay in Rancher","notes":[{"category":"description","text":"A SAML authentication replay vulnerability in Rancher's Assertion\n Consumer Service (ACS) handler did not enforce \none-time use of SAML assertion, potentially allowing person in the middle attacks against Rancher, affecting Rancher 2.14.0 before 2.14.3,","title":"CVE description"}],"product_status":{"known_affected":["CSAFPID-1","CSAFPID-2","CSAFPID-3","CSAFPID-4"]},"scores":[{"cvss_v4":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:H","baseScore":9.5,"baseSeverity":"CRITICAL"},"products":["CSAFPID-1","CSAFPID-2","CSAFPID-3","CSAFPID-4"]}],"remediations":[{"category":"vendor_fix","details":"Update to a fixed version: 2.11.15, 2.12.11, 2.13.7, 2.14.3.","product_ids":["CSAFPID-1","CSAFPID-2","CSAFPID-3","CSAFPID-4"]}]}]}