{"id":"CVE-2026-44945","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-44945","generatedAt":"2026-10-28T08:09:34.280Z","title":"A privilege escalation vulnerability exists in Rancher's impersonation middleware (pkg/auth/requests/impersonate.go).","description":"A privilege escalation vulnerability exists in Rancher's impersonation middleware (pkg/auth/requests/impersonate.go). An authenticated Rancher user with the default user\n global role can gain full administrative access to the Rancher control \nplane and transitively to all downstream clusters it manages.\n\nThis issue affects Rancher: from 2.11.0 before 2.11.16, from 2.12.0 before 2.12.12, from 2.13.0 before 2.13.8, and from 2.14.0 before 2.14.2.","published":"2026-08-05T10:17:27.000Z","lastModified":"2026-10-23T21:10:00.000Z","status":"Awaiting Analysis","sourceIdentifier":"meissner@suse.de","cvss":{"version":"3.1","score":9.1,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H"},"cwe":["CWE-441","CWE-497"],"affected":[],"epss":{"score":0.0056,"percentile":0.46437,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.56%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://bugzilla.suse.com/show_bug.cgi?id=CVE-2026-44945","source":"meissner@suse.de"},{"url":"https://github.com/rancher/rancher/pull/55983","source":"meissner@suse.de"},{"url":"https://github.com/rancher/rancher/security/advisories/GHSA-v584-7w32-jwpq","source":"meissner@suse.de"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-44945","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}