{"id":"CVE-2026-47684","revision":"f661dc9b0b21466da3c3e94edfb6f04b","records":[{"revision":"f661dc9b0b21466da3c3e94edfb6f04b","observedAt":"2026-10-27T13:11:48.565+00:00","statement":{"source":"nvd","id":"CVE-2026-47684","aliases":[],"title":"Sync-in Server is a secure, open-source platform for file storage, sharing, collaboration, and syncing. Prior to version 2.3.0, the private IP blocklist regex used in the URL download feature does not match IPv4-mapped IPv6 addresses (e.g. …","description":"Sync-in Server is a secure, open-source platform for file storage, sharing, collaboration, and syncing. Prior to version 2.3.0, the private IP blocklist regex used in the URL download feature does not match IPv4-mapped IPv6 addresses (e.g. ::ffff:127.0.0.1), allowing SSRF protection to be bypassed on dual-stack systems. Version 2.3.0 fixes the issue.","state":0,"publishedAt":"2026-06-16T15:16:41.063+00:00","modifiedAt":"2026-10-25T23:10:00.167+00:00","affected":[],"metrics":[{"system":"CVSS 3.1 · security-advisories@github.com · Secondary","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","score":7.7,"severity":"HIGH"}],"references":["https://github.com/Sync-in/server/releases/tag/v2.3.0","https://github.com/Sync-in/server/security/advisories/GHSA-q4x5-8cj6-52wg"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-47684","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Deferred","weaknesses":["CWE-918"],"productCriteria":[],"sourceDates":{"published":"2026-06-16T15:16:41.063","lastModified":"2026-10-25T23:10:00.167"},"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-2026-47684","identifiers":["CVE-2026-47684"]},"retained":false,"historicalAffected":[]}],"coverage":[]}