{"id":"CVE-2019-13209","aliases":["EUVD-2021-1233","GHSA-xhg2-rvm8-w2jh","GO-2022-0755"],"status":"published","title":"Rancher Vulnerable to Cross-site Request Forgery (CSRF)","description":"Rancher 2 through 2.2.4 is vulnerable to a Cross-Site Websocket Hijacking attack that allows an exploiter to gain access to clusters managed by Rancher. The attack requires a victim to be logged into a Rancher server, and then to access a third-party site hosted by the exploiter. Once that is accomplished, the exploiter is able to execute commands against the cluster's Kubernetes API with the permissions and identity of the victim.","severity":{"version":"3.0","score":6.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.01099,"percentile":0.65926,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-352","CWE-79"],"published":"2019-09-04T13:40:18Z","modified":"2026-10-24T10:30:58Z","fixes":[{"ecosystem":"Go","package":"github.com/rancher/rancher","fixed_in":["2.0.16","2.1.11","2.2.5","2.2.5-rc6.0.20190621200032-0ddffe484adc+incompatible"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Go","package":"github.com/rancher/rancher","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.0.0"},{"fixed":"2.0.16"}]}]},{"source":"ghsa","ecosystem":"Go","package":"github.com/rancher/rancher","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.1.0"},{"fixed":"2.1.11"}]}]},{"source":"ghsa","ecosystem":"Go","package":"github.com/rancher/rancher","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.2.0"},{"fixed":"2.2.5"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/rancher/rancher","ranges":[{"type":"SEMVER","events":[{"introduced":"2.0.0"},{"fixed":"2.0.16"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/rancher/rancher","ranges":[{"type":"SEMVER","events":[{"introduced":"2.1.0"},{"fixed":"2.1.11"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/rancher/rancher","ranges":[{"type":"SEMVER","events":[{"introduced":"2.2.0"},{"fixed":"2.2.5"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/rancher/rancher","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.2.5-rc6.0.20190621200032-0ddffe484adc+incompatible"}]}]}],"products":[{"vendor":"suse","product":"rancher"}],"references":[{"url":"https://forums.rancher.com/c/announcements","tags":["x_refsource_MISC","x_transferred","Release Notes","Vendor Advisory","advisory"]},{"url":"https://forums.rancher.com/t/rancher-release-v2-2-5-addresses-rancher-cve-2019-13209/14801","tags":["x_refsource_CONFIRM","x_transferred","Release Notes","Vendor Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-13209","tags":["advisory"]},{"url":"https://github.com/rancher/rancher/commit/0ddffe484adccb9e37d9432e8e625d8ebbfb0088","tags":["web","fix"]},{"url":"https://github.com/advisories/GHSA-xhg2-rvm8-w2jh","tags":["advisory"]},{"url":"https://github.com/rancher/rancher","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2019-13209","description":"Rancher 2 through 2.2.4 is vulnerable to a Cross-Site Websocket Hijacking attack that allows an exploiter to gain access to clusters managed by Rancher. The attack requires a victim to be logged into a Rancher server, and then to access a third-party site hosted by the exploiter. Once that is accomplished, the exploiter is able to execute commands against the cluster's Kubernetes API with the permissions and identity of the victim.","status":"published","published":"2019-09-04T13:40:18Z","modified":"2024-08-04T23:41:10.541Z","updated_at":"2026-11-02T14:20:24.357095Z"}],"euvd":[{"id":"EUVD-2021-1233","description":"Rancher 2 through 2.2.4 is vulnerable to a Cross-Site Websocket Hijacking attack that allows an exploiter to gain access to clusters managed by Rancher. The attack requires a victim to be logged into a Rancher server, and then to access a third-party site hosted by the exploiter. Once that is accomplished, the exploiter is able to execute commands against the cluster's Kubernetes API with the permissions and identity of the victim.","status":"published","published":"2019-09-04T13:40:18Z","modified":"2024-08-04T23:41:10Z","updated_at":"2026-11-03T02:40:43.368399Z"}],"ghsa":[{"id":"GHSA-xhg2-rvm8-w2jh","title":"Rancher Vulnerable to Cross-site Request Forgery (CSRF)","description":"Rancher 2 through 2.2.4 is vulnerable to a Cross-Site Websocket Hijacking attack that allows an exploiter to gain access to clusters managed by Rancher. The attack requires a victim to be logged into a Rancher server, and then to access a third-party site hosted by the exploiter. Once that is accomplished, the exploiter is able to execute commands against the cluster's Kubernetes API with the permissions and identity of the victim.","status":"published","published":"2021-05-18T15:42:40Z","modified":"2023-09-18T20:27:15Z","cvss":[{"version":"3.1","score":8.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:H","level":"high"}],"cwes":["CWE-79","CWE-352"],"updated_at":"2026-11-02T14:37:05.567008Z"}],"nvd":[{"id":"CVE-2019-13209","description":"Rancher 2 through 2.2.4 is vulnerable to a Cross-Site Websocket Hijacking attack that allows an exploiter to gain access to clusters managed by Rancher. The attack requires a victim to be logged into a Rancher server, and then to access a third-party site hosted by the exploiter. Once that is accomplished, the exploiter is able to execute commands against the cluster's Kubernetes API with the permissions and identity of the victim.","status":"published","published":"2019-09-04T14:15:11.2Z","modified":"2026-06-17T02:16:18.517Z","cvss":[{"version":"3.0","score":6.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:05:25.691233Z"}],"osv":[{"id":"CVE-2019-13209","description":"Rancher 2 through 2.2.4 is vulnerable to a Cross-Site Websocket Hijacking attack that allows an exploiter to gain access to clusters managed by Rancher. The attack requires a victim to be logged into a Rancher server, and then to access a third-party site hosted by the exploiter. Once that is accomplished, the exploiter is able to execute commands against the cluster's Kubernetes API with the permissions and identity of the victim.","status":"published","published":"2019-09-04T14:15:11.2Z","modified":"2026-10-24T10:30:58.129910671Z","cvss":[{"version":"3.0","score":6.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:11.029493Z"},{"id":"GHSA-xhg2-rvm8-w2jh","title":"Rancher Vulnerable to Cross-site Request Forgery (CSRF)","description":"Rancher 2 through 2.2.4 is vulnerable to a Cross-Site Websocket Hijacking attack that allows an exploiter to gain access to clusters managed by Rancher. The attack requires a victim to be logged into a Rancher server, and then to access a third-party site hosted by the exploiter. Once that is accomplished, the exploiter is able to execute commands against the cluster's Kubernetes API with the permissions and identity of the victim.","status":"published","published":"2021-05-18T15:42:40Z","modified":"2026-09-10T03:49:14.900669706Z","cvss":[{"version":"3.1","score":8.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:H","level":"high"}],"cwes":["CWE-352","CWE-79"],"updated_at":"2026-11-02T15:46:59.835583Z"},{"id":"GO-2022-0755","title":"Cross-site request forgery in github.com/rancher/rancher","description":"Rancher 2 is vulnerable to a Cross-Site Websocket Hijacking attack that allows an exploiter to gain access to clusters managed by Rancher.","status":"published","published":"2021-05-18T15:42:40Z","modified":"2026-06-16T13:29:14.968193604Z","updated_at":"2026-11-02T15:47:00.918515Z"}]}}