{"id":"CVE-2026-20223","aliases":["EUVD-2026-31131","GHSA-p3hw-qj46-c684"],"status":"published","title":"Cisco Secure Workload Unauthorized API Access Vulnerability","description":"A vulnerability in the\u0026nbsp;access validation of internal REST APIs of Cisco Secure Workload could allow an unauthenticated, remote attacker to access site resources with the privileges of the\u0026nbsp;Site Admin role.\r\n\r\nThis vulnerability is due to insufficient validation and authentication when accessing REST API endpoints. An attacker could exploit this vulnerability if they are able to send a crafted API request to an affected endpoint. A successful exploit could allow the attacker to read sensitive information and make configuration changes across tenant boundaries with the privileges of the\u0026nbsp;Site Admin user.\u0026nbsp;","severity":{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00835,"percentile":0.58145,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-306"],"published":"2026-05-20T16:06:30Z","modified":"2026-07-23T12:10:00Z","exploits":[{"source":"pocgithub","id":"HORKimhab/CVE-2026-20223","title":"HORKimhab/CVE-2026-20223","date":"2026-05-22","url":"https://github.com/HORKimhab/CVE-2026-20223"}],"products":[{"vendor":"cisco","product":"cisco secure workload"},{"vendor":"cisco","product":"secure_workload"}],"references":[{"url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-csw-pnbsa-g8WEnuy","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-20223"},{"url":"https://github.com/advisories/GHSA-p3hw-qj46-c684"}],"sources":{"cve":[{"id":"CVE-2026-20223","title":"Cisco Secure Workload Unauthorized API Access Vulnerability","description":"A vulnerability in the\u0026nbsp;access validation of internal REST APIs of Cisco Secure Workload could allow an unauthenticated, remote attacker to access site resources with the privileges of the\u0026nbsp;Site Admin role.\r\n\r\nThis vulnerability is due to insufficient validation and authentication when accessing REST API endpoints. An attacker could exploit this vulnerability if they are able to send a crafted API request to an affected endpoint. A successful exploit could allow the attacker to read sensitive information and make configuration changes across tenant boundaries with the privileges of the\u0026nbsp;Site Admin user.\u0026nbsp;","status":"published","published":"2026-05-20T16:06:30.74Z","modified":"2026-05-21T03:55:37.21Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T13:35:55.731353Z"}],"euvd":[{"id":"EUVD-2026-31131","description":"A vulnerability in the\u0026nbsp;access validation of internal REST APIs of Cisco Secure Workload could allow an unauthenticated, remote attacker to access site resources with the privileges of the\u0026nbsp;Site Admin role.\r\n\r\nThis vulnerability is due to insufficient validation and authentication when accessing REST API endpoints. An attacker could exploit this vulnerability if they are able to send a crafted API request to an affected endpoint. A successful exploit could allow the attacker to read sensitive information and make configuration changes across tenant boundaries with the privileges of the\u0026nbsp;Site Admin user.\u0026nbsp;","status":"published","published":"2026-05-20T16:06:30Z","modified":"2026-05-21T03:55:37Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T18:21:13.845677Z"}],"ghsa":[{"id":"GHSA-p3hw-qj46-c684","title":"A vulnerability in the\u0026nbsp;access validation of internal REST APIs of Cisco Secure Workload...","description":"A vulnerability in the\u0026nbsp;access validation of internal REST APIs of Cisco Secure Workload could allow an unauthenticated, remote attacker to access site resources with the privileges of the\u0026nbsp;Site Admin role.\n\nThis vulnerability is due to insufficient validation and authentication when accessing REST API endpoints. An attacker could exploit this vulnerability if they are able to send a crafted API request to an affected endpoint. A successful exploit could allow the attacker to read sensitive information and make configuration changes across tenant boundaries with the privileges of the\u0026nbsp;Site Admin user.\u0026nbsp;","status":"published","published":"2026-05-20T18:31:36Z","modified":"2026-05-20T18:31:36Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T15:08:13.87243Z"}],"nvd":[{"id":"CVE-2026-20223","description":"A vulnerability in the\u0026nbsp;access validation of internal REST APIs of Cisco Secure Workload could allow an unauthenticated, remote attacker to access site resources with the privileges of the\u0026nbsp;Site Admin role.\r\n\r\nThis vulnerability is due to insufficient validation and authentication when accessing REST API endpoints. An attacker could exploit this vulnerability if they are able to send a crafted API request to an affected endpoint. A successful exploit could allow the attacker to read sensitive information and make configuration changes across tenant boundaries with the privileges of the\u0026nbsp;Site Admin user.\u0026nbsp;","status":"published","published":"2026-05-20T17:16:20.4Z","modified":"2026-07-23T12:10:00.11Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N","level":"critical","assessor":"primary"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T14:12:19.752984Z"}]}}