{"id":"CVE-2018-20063","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-20063","generatedAt":"2026-10-28T20:11:04.538Z","title":"An \"Unrestricted Upload of File\" vulnerability exists in the image-upload form (available in the description editor), allowing remote authenticated users to execute arbitrary code by uploading an image file with an executable extension but a safe…","description":"An issue was discovered in Gurock TestRail 5.6.0.3853. An \"Unrestricted Upload of File\" vulnerability exists in the image-upload form (available in the description editor), allowing remote authenticated users to execute arbitrary code by uploading an image file with an executable extension but a safe Content-Type value, and then accessing it via a direct request to the file in the file-upload directory (if it's accessible according to the server configuration).","published":"2019-02-25T23:29:00.000Z","lastModified":"2026-06-17T01:52:15.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":8.8,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-434"],"affected":["gurock/testrail"],"epss":{"score":0.02717,"percentile":0.85943,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (2.72%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://medium.com/%40vrico315/unrestricted-upload-of-file-with-dangerous-type-in-gurocks-testrail-11d9f4d13688","source":"cve@mitre.org"},{"url":"https://medium.com/%40vrico315/unrestricted-upload-of-file-with-dangerous-type-in-gurocks-testrail-11d9f4d13688","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-20063","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}