{"id":"CVE-2026-4793","aliases":["EUVD-2026-52187","GHSA-x8pf-pjxr-ccfw"],"status":"published","title":"An incorrect default permissions vulnerability in Synology Assistant before 7.0.7-50095 allows...","description":"An incorrect default permissions vulnerability in Synology Assistant before 7.0.7-50095 allows local users to read or write arbitrary files and conduct denial-of-service during installation.","severity":{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00149,"percentile":0.04097,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-276"],"published":"2026-08-03T06:00:39Z","modified":"2026-10-23T22:10:00Z","products":[{"vendor":"synology","product":"assistant"},{"vendor":"synology","product":"synology assistant"}],"references":[{"url":"https://www.synology.com/en-global/security/advisory/Synology_SA_26_12","tags":["Release Notes","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-4793"},{"url":"https://github.com/advisories/GHSA-x8pf-pjxr-ccfw"}],"sources":{"cve":[{"id":"CVE-2026-4793","description":"An incorrect default permissions vulnerability in Synology Assistant before 7.0.7-50095 allows local users to read or write arbitrary files and conduct denial-of-service during installation.","status":"published","published":"2026-08-03T06:00:39.179Z","modified":"2026-08-03T14:54:10.232Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-276"],"updated_at":"2026-11-02T14:19:58.944663Z"}],"euvd":[{"id":"EUVD-2026-52187","description":"An incorrect default permissions vulnerability in Synology Assistant before 7.0.7-50095 allows local users to read or write arbitrary files and conduct denial-of-service during installation.","status":"published","published":"2026-08-03T06:00:39Z","modified":"2026-08-03T14:54:10Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T18:02:24.366648Z"}],"ghsa":[{"id":"GHSA-x8pf-pjxr-ccfw","title":"An incorrect default permissions vulnerability in Synology Assistant before 7.0.7-50095 allows...","description":"An incorrect default permissions vulnerability in Synology Assistant before 7.0.7-50095 allows local users to read or write arbitrary files and conduct denial-of-service during installation.","status":"published","published":"2026-08-03T09:32:37Z","modified":"2026-08-03T09:32:46Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-276"],"updated_at":"2026-11-02T15:10:01.548476Z"}],"nvd":[{"id":"CVE-2026-4793","description":"An incorrect default permissions vulnerability in Synology Assistant before 7.0.7-50095 allows local users to read or write arbitrary files and conduct denial-of-service during installation.","status":"published","published":"2026-08-03T07:16:43.453Z","modified":"2026-10-23T22:10:00.16Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-276"],"updated_at":"2026-11-02T14:12:34.290716Z"}]}}