{"id":"CVE-2021-39897","aliases":["BIT-gitlab-2021-39897","EUVD-2021-26253","GHSA-mxm2-2266-373h","UBUNTU-CVE-2021-39897"],"status":"published","title":"Improper access control in GitLab CE/EE version 10.5 and above allowed subgroup members with...","description":"Improper access control in GitLab CE/EE version 10.5 and above allowed subgroup members with inherited access to a project from a parent group to still have access even after the subgroup is transferred","severity":{"version":"3.1","score":2.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:N","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.01199,"percentile":0.6856,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-281"],"published":"2021-11-04T23:07:04Z","modified":"2026-10-30T10:30:29Z","fixes":[{"ecosystem":"Bitnami","package":"gitlab","fixed_in":["12.9.8","12.10.7","13.0.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"gitlab","ranges":[{"type":"SEMVER","events":[{"introduced":"12.9.0"},{"fixed":"12.9.8"},{"introduced":"12.10.0"},{"fixed":"12.10.7"},{"introduced":"13.0.0"},{"fixed":"13.0.1"}]}]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"gitlab","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["8.4.3+dfsg-9","8.4.3+dfsg-12","8.5.8+dfsg-5"]}],"products":[{"vendor":"gitlab","product":"gitlab"}],"references":[{"url":"https://gitlab.com/gitlab-org/gitlab/-/issues/341017","tags":["x_refsource_MISC","x_transferred","Broken Link","web","report"]},{"url":"https://hackerone.com/reports/1330806","tags":["x_refsource_MISC","x_transferred","Permissions Required","Third Party Advisory","advisory","report"]},{"url":"https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39897.json","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-39897","tags":["web"]},{"url":"https://github.com/advisories/GHSA-mxm2-2266-373h"},{"url":"https://ubuntu.com/security/CVE-2021-39897","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-39897","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2021-39897","description":"Improper access control in GitLab CE/EE version 10.5 and above allowed subgroup members with inherited access to a project from a parent group to still have access even after the subgroup is 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subgroup members with inherited access to a project from a parent group to still have access even after the subgroup is transferred","status":"published","published":"2022-05-24T19:19:54Z","modified":"2023-01-30T05:03:49Z","cwes":["CWE-281"],"updated_at":"2026-11-02T14:46:54.738868Z"}],"nvd":[{"id":"CVE-2021-39897","description":"Improper access control in GitLab CE/EE version 10.5 and above allowed subgroup members with inherited access to a project from a parent group to still have access even after the subgroup is transferred","status":"published","published":"2021-11-05T00:15:10.467Z","modified":"2026-06-17T04:04:23.007Z","cvss":[{"version":"3.1","score":2.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:N","level":"low","assessor":"secondary"},{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-281"],"updated_at":"2026-11-02T14:07:00.549994Z"}],"osv":[{"id":"CVE-2021-39897","description":"Improper access control in GitLab CE/EE version 10.5 and above allowed subgroup members with inherited access to a project from a parent group to still have access even after the subgroup is transferred","status":"published","published":"2021-11-05T00:15:10.467Z","modified":"2026-10-30T10:30:29.121749152Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:21.249056Z"},{"id":"UBUNTU-CVE-2021-39897","description":"Improper access control in GitLab CE/EE version 10.5 and above allowed subgroup members with inherited access to a project from a parent group to still have access even after the subgroup is transferred","status":"published","published":"2021-11-05T00:15:00Z","modified":"2025-10-24T04:50:33Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"},{"version":"3.1","score":2.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:N","level":"low"}],"updated_at":"2026-11-02T15:54:28.526929Z"},{"id":"BIT-gitlab-2021-39897","description":"Improper access control in GitLab CE/EE version 10.5 and above allowed subgroup members with inherited access to a project from a parent group to still have access even after the subgroup is transferred","status":"published","published":"2024-03-06T11:18:12.683Z","modified":"2026-09-08T08:48:11.310020317Z","updated_at":"2026-11-02T15:28:30.405543Z"}]}}