{"id":"CVE-2026-76454","title":"A vulnerability in the Cisco Smart Licensing Utility API of Cisco License On-Prem, formerly Cisco Smart Software Manager On-Prem (SSM On-Prem), could allow an unauthenticated, remote attacker to write arbitrary files to the system or cau…","summary":"A vulnerability in the Cisco Smart Licensing Utility API of Cisco License On-Prem, formerly Cisco Smart Software Manager On-Prem (SSM On-Prem), could allow an unauthenticated, remote attacker to write arbitrary files to the system or cau…","severity":"critical","cvss":9.1,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","cwe":["CWE-23"],"vendor":"Cisco","product":"Cisco License On-Prem","affected":["license_on-prem 7-202001","license_on-prem 1.1","license_on-prem 6.3.0","license_on-prem 8-202004","license_on-prem 8-202006","license_on-prem 1.2","license_on-prem 1.3","license_on-prem 8-202012","license_on-prem 8-202010","license_on-prem 8-202008","license_on-prem 9-202201","license_on-prem 8-202102","license_on-prem 1.4","license_on-prem 8-202105","license_on-prem 8-202108","license_on-prem 8-202112","license_on-prem 8-202201","license_on-prem 8-202206","license_on-prem 8-202212","license_on-prem 8-202302","license_on-prem 8-202303","license_on-prem 8-202304","license_on-prem 8-202308","license_on-prem 8-202401","license_on-prem 8-202404","license_on-prem 9-202406","license_on-prem 9-202407","license_on-prem 9-202410","license_on-prem 9-202412","license_on-prem 9-202501","license_on-prem 9-202502","license_on-prem 9-202504","license_on-prem 9-202507","license_on-prem 9-202510","license_on-prem 9-202601","license_on-prem 10-202606"],"published":"2026-10-07","updated":"2026-10-07","sourceUpdated":"2026-10-07T17:16:57.363","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-76454","references":[{"url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ssm-access-nttb2dhE","label":"psirt@cisco.com"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"yes","technicalImpact":"total","timestamp":"2026-10-07T16:53:51.176135Z"},"ingestedAt":"2026-10-07T16:38:22.253Z","slug":"CVE-2026-76454","body":"## Overview\n\nA vulnerability in the Cisco Smart Licensing Utility API of Cisco License On-Prem, formerly Cisco Smart Software Manager On-Prem (SSM On-Prem), could allow an unauthenticated, remote attacker to write arbitrary files to the system or cause a DoS condition on an affected application.\r\n\r\nThis vulnerability is due to improper input validation and a lack of authentication in the management API. An attacker could exploit this vulnerability by sending a crafted request to the affected API. A successful exploit could allow the attacker to modify system files or cause a DoS condition.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":50,"depthScoreParts":{"impact":50.1,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}