{"id":"CVE-2026-40242","revision":"338d66b1136e4a02826c49f52c64be01","records":[{"revision":"338d66b1136e4a02826c49f52c64be01","observedAt":"2026-10-25T09:17:24.328+00:00","statement":{"source":"nvd","id":"CVE-2026-40242","aliases":[],"title":"Arcane is an interface for managing Docker containers, images, networks, and volumes. Prior to 1.17.3, the /api/templates/fetch endpoint accepts a caller-supplied url parameter and performs a server-side HTTP GET request to that URL without…","description":"Arcane is an interface for managing Docker containers, images, networks, and volumes. Prior to 1.17.3, the /api/templates/fetch endpoint accepts a caller-supplied url parameter and performs a server-side HTTP GET request to that URL without authentication and without URL scheme or host validation. The server's response is returned directly to the caller. type. This constitutes an unauthenticated SSRF vulnerability affecting any publicly reachable Arcane instance. This vulnerability is fixed in 1.17.3.","state":0,"publishedAt":"2026-04-10T21:16:27.747+00:00","modifiedAt":"2026-06-17T10:44:53.663+00:00","affected":[],"metrics":[{"system":"CVSS 3.1 · security-advisories@github.com · Secondary","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N","score":7.2,"severity":"HIGH"},{"system":"CVSS 3.1 · nvd@nist.gov · Primary","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","score":6.5,"severity":"MEDIUM"}],"references":["https://github.com/getarcaneapp/arcane/releases/tag/v1.17.3","https://github.com/getarcaneapp/arcane/security/advisories/GHSA-ff24-4prj-gpmj"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-40242","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Analyzed","weaknesses":["CWE-918"],"productCriteria":["cpe:2.3:a:getarcane:arcane:*:*:*:*:*:*:*:*"],"sourceDates":{"published":"2026-04-10T21:16:27.747","lastModified":"2026-06-17T10:44:53.663"},"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-2026-40242","identifiers":["CVE-2026-40242"]},"retained":false,"historicalAffected":[]}],"coverage":[]}