{"id":"CVE-2021-22253","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-22253","generatedAt":"2026-10-27T21:19:48.039Z","title":"Improper authorization in GitLab EE affecting all versions since 13.4 allowed a user who previously had the necessary access to trigger deployments to protected environments under specific conditions after the access has been removed","description":"Improper authorization in GitLab EE affecting all versions since 13.4 allowed a user who previously had the necessary access to trigger deployments to protected environments under specific conditions after the access has been removed","published":"2021-08-23T20:15:13.000Z","lastModified":"2026-06-17T03:36:53.000Z","status":"Modified","sourceIdentifier":"cve@gitlab.com","cvss":{"version":"3.1","score":5.4,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L"},"cwe":["CWE-863"],"affected":["gitlab/gitlab"],"epss":{"score":0.00987,"percentile":0.62202,"date":"2026-10-26","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 (0.99%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22253.json","tags":["Vendor Advisory"],"source":"cve@gitlab.com"},{"url":"https://gitlab.com/gitlab-org/gitlab/-/issues/323794","tags":["Broken Link"],"source":"cve@gitlab.com"},{"url":"https://hackerone.com/reports/1113783","tags":["Permissions Required","Third Party Advisory"],"source":"cve@gitlab.com"},{"url":"https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22253.json","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://gitlab.com/gitlab-org/gitlab/-/issues/323794","tags":["Broken Link"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://hackerone.com/reports/1113783","tags":["Permissions Required","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-22253","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."}