{"id":"CVE-2026-88804","aliases":["EUVD-2026-88340","GHSA-992f-xh8r-jg2f"],"status":"published","title":"Unauthenticated update of public UI settings leading to stored cross-site scripting in Rancher","description":"An unauthenticated update of public UI settings could be used by remote attackers to execute a stored cross-site scripting attack in the Rancher UI, in SUSE Rancher 2.15 before 2.15.2, 2.14 before 2.14.6, 2.13 before 2.13.10, 2.12 before 2.12.14 and 2.11 before 2.11.18.","severity":{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.01036,"percentile":0.64181,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-79"],"published":"2026-09-28T15:58:34Z","modified":"2026-10-28T02:31:05Z","exploits":[{"source":"pocgithub","id":"R0gfall/CVE-2026-88804","title":"R0gfall/CVE-2026-88804","date":"2026-10-29","url":"https://github.com/R0gfall/CVE-2026-88804"},{"source":"nuclei","id":"CVE-2026-88804","title":"SUSE Rancher - Stored XSS via Unauthenticated Settings Override","type":"detection template","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2026/CVE-2026-88804.yaml"}],"products":[{"vendor":"suse","product":"rancher"}],"references":[{"url":"https://github.com/rancher/rancher/security/advisories/GHSA-992f-xh8r-jg2f","tags":["vendor-advisory","advisory"]},{"url":"https://github.com/rancher/rancher/","tags":["web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/88xxx/CVE-2026-88804.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-88804","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-88804","title":"Unauthenticated update of public UI settings leading to stored cross-site scripting in Rancher","description":"An unauthenticated update of public UI settings could be used by remote attackers to execute a stored cross-site scripting attack in the Rancher UI, in SUSE Rancher 2.15 before 2.15.2, 2.14 before 2.14.6, 2.13 before 2.13.10, 2.12 before 2.12.14 and 2.11 before 2.11.18.","status":"published","published":"2026-09-28T15:58:34.657Z","modified":"2026-09-28T18:02:56.882Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T13:41:53.237769Z"}],"euvd":[{"id":"EUVD-2026-88340","description":"An unauthenticated update of public UI settings could be used by remote attackers to execute a stored cross-site scripting attack in the Rancher UI, in SUSE Rancher 2.15 before 2.15.2, 2.14 before 2.14.6, 2.13 before 2.13.10, 2.12 before 2.12.14 and 2.11 before 2.11.18.","status":"published","published":"2026-09-28T15:58:34Z","modified":"2026-09-28T18:02:56Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T17:27:53.091489Z"}],"nvd":[{"id":"CVE-2026-88804","description":"An unauthenticated update of public UI settings could be used by remote attackers to execute a stored cross-site scripting attack in the Rancher UI, in SUSE Rancher 2.15 before 2.15.2, 2.14 before 2.14.6, 2.13 before 2.13.10, 2.12 before 2.12.14 and 2.11 before 2.11.18.","status":"published","published":"2026-09-28T16:17:15.827Z","modified":"2026-09-29T21:32:59.833Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:12:52.081323Z"}],"osv":[{"id":"CVE-2026-88804","title":"Unauthenticated update of public UI settings leading to stored cross-site scripting in Rancher","description":"An unauthenticated update of public UI settings could be used by remote attackers to execute a stored cross-site scripting attack in the Rancher UI, in SUSE Rancher 2.15 before 2.15.2, 2.14 before 2.14.6, 2.13 before 2.13.10, 2.12 before 2.12.14 and 2.11 before 2.11.18.","status":"published","published":"2026-09-28T15:58:34.657Z","modified":"2026-10-28T02:31:05.382750679Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:45:19.210277Z"}]}}