{"document":{"aggregate_severity":{"text":"HIGH"},"category":"csaf_vex","csaf_version":"2.0","distribution":{"tlp":{"label":"WHITE"}},"lang":"en-US","notes":[{"category":"other","text":"High","title":"Risk Level for Nozomi customers"}],"publisher":{"category":"vendor","contact_details":"Nozomi Networks Product Security team can be reached at prodsec@nozominetworks.com","name":"Nozomi Networks Product Security","namespace":"https://security.nozominetworks.com/psirt"},"title":"Incorrect authorization for Threat Intelligence in Guardian/CMC before 26.0.0","tracking":{"aliases":["CVE-2025-40897"],"current_release_date":"2026-04-15T11:00:00.000Z","id":"NN-2026:1-01","initial_release_date":"2026-04-15T11:00:00.000Z","revision_history":[{"date":"2026-04-15T11:00:00.000Z","number":"1","summary":"Initial revision"}],"status":"final","version":"1"}},"product_tree":{"branches":[{"branches":[{"branches":[{"category":"product_version_range","name":"vers:gem/<26.0.0","product":{"name":"Nozomi Networks Guardian <26.0.0","product_id":"CSAFPID-0001"}},{"category":"product_version","name":"26.0.0","product":{"name":"Nozomi Networks Guardian 26.0.0","product_id":"CSAFPID-0002"}}],"category":"product_name","name":"Guardian"},{"branches":[{"category":"product_version_range","name":"vers:gem/<26.0.0","product":{"name":"Nozomi Networks CMC <26.0.0","product_id":"CSAFPID-0003"}},{"category":"product_version","name":"26.0.0","product":{"name":"Nozomi Networks CMC 26.0.0","product_id":"CSAFPID-0004"}}],"category":"product_name","name":"CMC"}],"category":"vendor","name":"Nozomi Networks"}]},"vulnerabilities":[{"acknowledgments":[{"names":["Andrea Palanca"],"organization":"Nozomi Networks Product Security team","summary":"finding this issue during an internal investigation"}],"cve":"CVE-2025-40897","cwe":{"id":"CWE-863","name":"Incorrect Authorization"},"discovery_date":"2026-04-15T11:00:00.000Z","ids":[{"system_name":"Nozomi Networks Security Advisory ID","text":"NN-2026:1-01"}],"notes":[{"category":"summary","text":"An access control vulnerability was discovered in the Threat Intelligence functionality due to a specific access restriction not being properly enforced for users with view-only privileges.","title":"Vulnerability summary"}],"product_status":{"fixed":["CSAFPID-0002","CSAFPID-0004"],"known_affected":["CSAFPID-0001","CSAFPID-0003"]},"references":[{"category":"external","summary":"Mitre CVE entry","url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-40897"},{"category":"self","summary":"Canonical URL","url":"https://security.nozominetworks.com/csaf/2026/nn-2026_1-01.json"},{"category":"self","summary":"Human-readable advisory.","url":"https://security.nozominetworks.com/NN-2026:1-01"}],"remediations":[{"category":"mitigation","details":"Remove or revoke access to Threat Intelligence users with view-only privileges until a fix is applied.","product_ids":["CSAFPID-0001","CSAFPID-0003"]},{"category":"vendor_fix","details":"Upgrade to v26.0.0 or later.","product_ids":["CSAFPID-0001","CSAFPID-0003"]}],"scores":[{"cvss_v3":{"baseScore":8.1,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","version":"3.1"},"products":["CSAFPID-0001","CSAFPID-0003"]}],"threats":[{"category":"impact","details":"An authenticated user with view-only privileges for the Threat Intelligence functionality can perform administrative actions on it, altering the rules configuration, and/or affecting their availability."}],"title":"Incorrect authorization for Threat Intelligence in Guardian/CMC before 26.0.0"}]}