{"id":"CVE-2021-3199","revision":"0fc362068d284f4da1e6a852ffac47c8","records":[{"revision":"0fc362068d284f4da1e6a852ffac47c8","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2021-3199","aliases":[],"title":"Directory traversal with remote code execution can occur in /upload in ONLYOFFICE Document Server before 5.6.3, when JWT is used, via a /.. sequence in an image upload parameter.","description":"Directory traversal with remote code execution can occur in /upload in ONLYOFFICE Document Server before 5.6.3, when JWT is used, via a /.. sequence in an image upload parameter.","state":0,"publishedAt":"2021-01-22T02:41:34+00:00","modifiedAt":"2026-10-09T03:55:31.111+00:00","affected":[{"ecosystem":"Vendor product","name":"n/a","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"n/a\",\n                    \"vendor\": \"n/a\",\n                    \"versions\": [\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"n/a\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://github.com/ONLYOFFICE/DocumentServer/blob/903fe5ab7a275bd69c3c3346af2d21cf87ebeabf/CHANGELOG.md#563","https://github.com/nola-milkin/poc_exploits/blob/master/CVE-2021-3199/poc_uploadImageFile.py","https://github.com/moehw/poc_exploits/tree/master/CVE-2021-3199/poc_uploadImageFile.py"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2021-3199","license":"CVE Program Terms of Use","key":"cve-program:CVE-2021-3199","identifiers":["CVE-2021-3199"]},"retained":false,"historicalAffected":[]}],"coverage":[]}