{"id":"CVE-2018-19493","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-19493","generatedAt":"2026-10-28T23:58:25.074Z","title":"There is a persistent XSS vulnerability in the environment pages due to a lack of input validation and output encoding.","description":"An issue was discovered in GitLab Community and Enterprise Edition 11.x before 11.3.11, 11.4.x before 11.4.8, and 11.5.x before 11.5.1. There is a persistent XSS vulnerability in the environment pages due to a lack of input validation and output encoding.","published":"2019-07-10T15:15:11.000Z","lastModified":"2026-06-17T01:49:23.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":6.1,"severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},"cwe":["CWE-79"],"affected":["gitlab/gitlab"],"epss":{"score":0.01304,"percentile":0.70359,"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":"low","text":"Lower severity and a low EPSS score (1.30%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://www.securityfocus.com/bid/109122","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://about.gitlab.com/2018/11/28/security-release-gitlab-11-dot-5-dot-1-released/","tags":["Release Notes","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://gitlab.com/gitlab-org/gitlab-ce/issues/53037","tags":["Issue Tracking","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/109122","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://about.gitlab.com/2018/11/28/security-release-gitlab-11-dot-5-dot-1-released/","tags":["Release Notes","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://gitlab.com/gitlab-org/gitlab-ce/issues/53037","tags":["Issue Tracking","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-19493","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."}