{"id":"CVE-2026-13684","aliases":["EUVD-2026-82772","GHSA-f4qf-hcj6-jwp9"],"status":"published","title":"An improper encoding or escaping of output vulnerability in SCGI in Synology DiskStation Manager ...","description":"An improper encoding or escaping of output vulnerability in SCGI in Synology DiskStation Manager (DSM) before 7.2.1-69057-12, 7.2.2-72806-9, 7.3.2-86009-4 and 7.4-90075 allows remote attackers to read or write arbitrary files and conduct denial-of-service attacks.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00599,"percentile":0.49021,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-116"],"published":"2026-09-18T08:19:14Z","modified":"2026-09-18T20:17:08Z","exploits":[{"source":"pocgithub","id":"SHIFox8/synology-dsm-vuln-scanner","title":"SHIFox8/synology-dsm-vuln-scanner","date":"2026-10-30","url":"https://github.com/SHIFox8/synology-dsm-vuln-scanner"},{"source":"pocgithub","id":"maxprog-svg/CVE-2026-13684","title":"maxprog-svg/CVE-2026-13684","date":"2026-11-08","url":"https://github.com/maxprog-svg/CVE-2026-13684"}],"products":[{"vendor":"synology","product":"diskstation manager (dsm)"}],"references":[{"url":"https://www.synology.com/en-global/security/advisory/Synology_SA_26_13"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-13684"},{"url":"https://github.com/advisories/GHSA-f4qf-hcj6-jwp9"}],"sources":{"cve":[{"id":"CVE-2026-13684","description":"An improper encoding or escaping of output vulnerability in SCGI in Synology DiskStation Manager (DSM) before 7.2.1-69057-12, 7.2.2-72806-9, 7.3.2-86009-4 and 7.4-90075 allows remote attackers to read or write arbitrary files and conduct denial-of-service attacks.","status":"published","published":"2026-09-18T08:19:14.016Z","modified":"2026-09-18T19:14:16.588Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-116"],"updated_at":"2026-11-02T14:19:49.885652Z"}],"euvd":[{"id":"EUVD-2026-82772","description":"An improper encoding or escaping of output vulnerability in SCGI in Synology DiskStation Manager (DSM) before 7.2.1-69057-12, 7.2.2-72806-9, 7.3.2-86009-4 and 7.4-90075 allows remote attackers to read or write arbitrary files and conduct denial-of-service attacks.","status":"published","published":"2026-09-18T08:19:14Z","modified":"2026-09-18T19:14:16Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T17:28:07.574446Z"}],"ghsa":[{"id":"GHSA-f4qf-hcj6-jwp9","title":"An improper encoding or escaping of output vulnerability in SCGI in Synology DiskStation Manager ...","description":"An improper encoding or escaping of output vulnerability in SCGI in Synology DiskStation Manager (DSM) before 7.2.1-69057-12, 7.2.2-72806-9, 7.3.2-86009-4 and 7.4-90075 allows remote attackers to read or write arbitrary files and conduct denial-of-service attacks.","status":"published","published":"2026-09-18T09:31:08Z","modified":"2026-09-18T09:31:20Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-116"],"updated_at":"2026-11-02T15:12:09.483713Z"}],"nvd":[{"id":"CVE-2026-13684","description":"An improper encoding or escaping of output vulnerability in SCGI in Synology DiskStation Manager (DSM) before 7.2.1-69057-12, 7.2.2-72806-9, 7.3.2-86009-4 and 7.4-90075 allows remote attackers to read or write arbitrary files and conduct denial-of-service attacks.","status":"published","published":"2026-09-18T09:16:39.237Z","modified":"2026-09-18T20:17:08.373Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-116"],"updated_at":"2026-11-02T14:12:49.70655Z"}]}}