{"id":"CVE-2026-76446","aliases":["EUVD-2026-81159","GHSA-757m-6669-crwx"],"status":"published","title":"Cisco Identity Services Engine External Entity Injection Vulnerability","description":"A vulnerability in an API of Cisco ISE and Cisco ISE-PIC could allow an authenticated, remote attacker to read specific\u0026nbsp;files on the underlying operating system of an affected device.\r\n\r\nThis vulnerability is due to improper restriction of XML external entity references. An attacker could exploit this vulnerability by sending a crafted request to an affected device. A successful exploit could allow the attacker to read specific\u0026nbsp;files on the affected system that the underlying process has permission to access.","severity":{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00376,"percentile":0.3189,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-611"],"published":"2026-09-16T20:20:48Z","modified":"2026-09-28T13:12:26Z","products":[{"vendor":"cisco","product":"cisco identity services engine software"},{"vendor":"cisco","product":"cisco ise passive identity connector"},{"vendor":"cisco","product":"identity_services_engine"},{"vendor":"cisco","product":"identity_services_engine_passive_identity_connector"}],"references":[{"url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-multiauth-bypass-sgD2HbL4","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-76446"},{"url":"https://github.com/advisories/GHSA-757m-6669-crwx"}],"sources":{"cve":[{"id":"CVE-2026-76446","title":"Cisco Identity Services Engine External Entity Injection Vulnerability","description":"A vulnerability in an API of Cisco ISE and Cisco ISE-PIC could allow an authenticated, remote attacker to read specific\u0026nbsp;files on the underlying operating system of an affected device.\r\n\r\nThis vulnerability is due to improper restriction of XML external entity references. An attacker could exploit this vulnerability by sending a crafted request to an affected device. A successful exploit could allow the attacker to read specific\u0026nbsp;files on the affected system that the underlying process has permission to access.","status":"published","published":"2026-09-16T20:20:48.577Z","modified":"2026-09-17T14:04:23.756Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-611"],"updated_at":"2026-11-02T13:46:21.568011Z"}],"euvd":[{"id":"EUVD-2026-81159","description":"A vulnerability in an API of Cisco ISE and Cisco ISE-PIC could allow an authenticated, remote attacker to read specific\u0026nbsp;files on the underlying operating system of an affected device.\r\n\r\nThis vulnerability is due to improper restriction of XML external entity references. An attacker could exploit this vulnerability by sending a crafted request to an affected device. A successful exploit could allow the attacker to read specific\u0026nbsp;files on the affected system that the underlying process has permission to access.","status":"published","published":"2026-09-16T20:20:48Z","modified":"2026-09-17T14:04:23Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T17:28:12.076337Z"}],"ghsa":[{"id":"GHSA-757m-6669-crwx","title":"A vulnerability in an API of Cisco ISE and Cisco ISE-PIC could allow an authenticated, remote...","description":"A vulnerability in an API of Cisco ISE and Cisco ISE-PIC could allow an authenticated, remote attacker to read specific\u0026nbsp;files on the underlying operating system of an affected device.\n\nThis vulnerability is due to improper restriction of XML external entity references. An attacker could exploit this vulnerability by sending a crafted request to an affected device. A successful exploit could allow the attacker to read specific\u0026nbsp;files on the affected system that the underlying process has permission to access.","status":"published","published":"2026-09-16T21:32:51Z","modified":"2026-09-16T21:33:00Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-611"],"updated_at":"2026-11-02T15:12:02.762055Z"}],"nvd":[{"id":"CVE-2026-76446","description":"A vulnerability in an API of Cisco ISE and Cisco ISE-PIC could allow an authenticated, remote attacker to read specific\u0026nbsp;files on the underlying operating system of an affected device.\r\n\r\nThis vulnerability is due to improper restriction of XML external entity references. An attacker could exploit this vulnerability by sending a crafted request to an affected device. A successful exploit could allow the attacker to read specific\u0026nbsp;files on the affected system that the underlying process has permission to access.","status":"published","published":"2026-09-16T21:17:20.597Z","modified":"2026-09-28T13:12:26.52Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-611"],"updated_at":"2026-11-02T14:12:49.013904Z"}]}}