{"id":"CVE-2025-62820","revision":"c26bc75fdc804f5a88f1cca2fa084cb0","records":[{"revision":"c26bc75fdc804f5a88f1cca2fa084cb0","observedAt":"2026-10-25T03:17:29.935+00:00","statement":{"source":"nvd","id":"CVE-2025-62820","aliases":[],"title":"Slack Nebula before 1.9.7 mishandles CIDR in some configurations and thus accepts arbitrary source IP addresses within the Nebula network.","description":"Slack Nebula before 1.9.7 mishandles CIDR in some configurations and thus accepts arbitrary source IP addresses within the Nebula network.","state":0,"publishedAt":"2025-10-23T04:18:57.453+00:00","modifiedAt":"2026-10-08T11:10:00.25+00:00","affected":[],"metrics":[{"system":"CVSS 3.1 · cve@mitre.org · Secondary","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:L","score":4.9,"severity":"MEDIUM"}],"references":["https://github.com/slackhq/nebula/pull/1493","https://github.com/slackhq/nebula/pull/1494"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-62820","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Deferred","weaknesses":["CWE-420"],"productCriteria":[],"sourceDates":{"published":"2025-10-23T04:18:57.453","lastModified":"2026-10-08T11:10:00.250"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2025-62820","identifiers":["CVE-2025-62820"]},"retained":false,"historicalAffected":[]}],"coverage":[]}