{"id":"CVE-2021-39915","aliases":["BIT-gitlab-2021-39915","EUVD-2021-26271","GHSA-v4qw-4358-7wh4","UBUNTU-CVE-2021-39915"],"status":"published","title":"Improper access control in the GraphQL API in GitLab CE/EE affecting all versions starting from...","description":"Improper access control in the GraphQL API in GitLab CE/EE affecting all versions starting from 13.0 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2, allows an attacker to see the names of project access tokens on arbitrary projects","severity":{"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":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.01171,"percentile":0.67887,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-668"],"published":"2021-12-13T15:47:54Z","modified":"2026-10-30T10:30:43Z","fixes":[{"ecosystem":"Bitnami","package":"gitlab","fixed_in":["14.3.6","14.4.4","14.5.2"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"gitlab","ranges":[{"type":"SEMVER","events":[{"introduced":"13.0.0"},{"fixed":"14.3.6"},{"introduced":"14.4.0"},{"fixed":"14.4.4"},{"introduced":"14.5.0"},{"fixed":"14.5.2"}]}]},{"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/340803","tags":["x_refsource_MISC","x_transferred","Broken Link","web","report"]},{"url":"https://hackerone.com/reports/1336059","tags":["x_refsource_MISC","x_transferred","Permissions Required","Third Party Advisory","advisory","report"]},{"url":"https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39915.json","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-39915","tags":["web"]},{"url":"https://github.com/advisories/GHSA-v4qw-4358-7wh4"},{"url":"https://ubuntu.com/security/CVE-2021-39915","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-39915","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2021-39915","description":"Improper access control in the GraphQL API in GitLab CE/EE affecting all versions starting from 13.0 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2, allows an attacker to see the names of project access tokens on arbitrary 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starting from...","description":"Improper access control in the GraphQL API in GitLab CE/EE affecting all versions starting from 13.0 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2, allows an attacker to see the names of project access tokens on arbitrary projects","status":"published","published":"2021-12-14T00:00:49Z","modified":"2023-02-01T05:07:02Z","cwes":["CWE-668"],"updated_at":"2026-11-02T14:50:28.399252Z"}],"nvd":[{"id":"CVE-2021-39915","description":"Improper access control in the GraphQL API in GitLab CE/EE affecting all versions starting from 13.0 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2, allows an attacker to see the names of project access tokens on arbitrary projects","status":"published","published":"2021-12-13T16:15:08.8Z","modified":"2026-06-17T04:04:25.113Z","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","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-668"],"updated_at":"2026-11-02T14:07:02.189991Z"}],"osv":[{"id":"CVE-2021-39915","description":"Improper access control in the GraphQL API in GitLab CE/EE affecting all versions starting from 13.0 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2, allows an attacker to see the names of project access tokens on arbitrary projects","status":"published","published":"2021-12-13T16:15:08.8Z","modified":"2026-10-30T10:30:43.220067229Z","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-2021-39915","description":"Improper access control in the GraphQL API in GitLab CE/EE affecting all versions starting from 13.0 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2, allows an attacker to see the names of project access tokens on arbitrary projects","status":"published","published":"2021-12-13T16:15:00Z","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":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":"2026-11-02T15:54:28.526929Z"},{"id":"BIT-gitlab-2021-39915","description":"Improper access control in the GraphQL API in GitLab CE/EE affecting all versions starting from 13.0 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2, allows an attacker to see the names of project access tokens on arbitrary projects","status":"published","published":"2024-03-06T11:17:42.416Z","modified":"2026-09-08T08:48:11.365369653Z","updated_at":"2026-11-02T15:28:30.405543Z"}]}}