{"id":"CVE-2020-26406","aliases":["BIT-gitlab-2020-26406","EUVD-2020-18953","GHSA-wx3j-3x93-528x"],"status":"published","title":"Certain SAST CiConfiguration information could be viewed by unauthorized users in GitLab EE...","description":"Certain SAST CiConfiguration information could be viewed by unauthorized users in GitLab EE starting with 13.3. This information was exposed through GraphQL to non-members of public projects with repository visibility restricted as well as guest members on private projects. Affected versions are: \u003e=13.3, \u003c13.3.9,\u003e=13.4, \u003c13.4.5,\u003e=13.5, \u003c13.5.2.","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":0.01439,"percentile":0.73539,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2020-11-17T00:13:19Z","modified":"2026-10-30T10:30:50Z","fixes":[{"ecosystem":"Bitnami","package":"gitlab","fixed_in":["13.3.9","13.4.5","13.5.2"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"gitlab","ranges":[{"type":"SEMVER","events":[{"introduced":"13.3.0"},{"fixed":"13.3.9"},{"introduced":"13.4.0"},{"fixed":"13.4.5"},{"introduced":"13.5.0"},{"fixed":"13.5.2"}]}]}],"products":[{"vendor":"gitlab","product":"gitlab"},{"vendor":"gitlab","product":"gitlab ee"}],"references":[{"url":"https://gitlab.com/gitlab-org/gitlab/-/issues/244921","tags":["x_refsource_MISC","x_transferred","Broken Link","web","report"]},{"url":"https://hackerone.com/reports/965602","tags":["x_refsource_MISC","x_transferred","Permissions Required","Third Party Advisory","advisory","report"]},{"url":"https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26406.json","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-26406","tags":["web"]},{"url":"https://github.com/advisories/GHSA-wx3j-3x93-528x"}],"sources":{"cve":[{"id":"CVE-2020-26406","description":"Certain SAST CiConfiguration information could be viewed by unauthorized users in GitLab EE starting with 13.3. This information was exposed through GraphQL to non-members of public projects with repository visibility restricted as well as guest members on private projects. Affected versions are: \u003e=13.3, \u003c13.3.9,\u003e=13.4, \u003c13.4.5,\u003e=13.5, \u003c13.5.2.","status":"published","published":"2020-11-17T00:13:19Z","modified":"2024-08-04T15:56:04.397Z","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":"cna"}],"updated_at":"2026-11-02T14:35:46.129376Z"}],"euvd":[{"id":"EUVD-2020-18953","description":"Certain SAST CiConfiguration information could be viewed by unauthorized users in GitLab EE starting with 13.3. This information was exposed through GraphQL to non-members of public projects with repository visibility restricted as well as guest members on private projects. Affected versions are: \u003e=13.3, \u003c13.3.9,\u003e=13.4, \u003c13.4.5,\u003e=13.5, \u003c13.5.2.","status":"published","published":"2020-11-17T00:13:19Z","modified":"2024-08-04T15:56:04Z","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":"2026-11-03T03:07:15.15938Z"}],"ghsa":[{"id":"GHSA-wx3j-3x93-528x","title":"Certain SAST CiConfiguration information could be viewed by unauthorized users in GitLab EE...","description":"Certain SAST CiConfiguration information could be viewed by unauthorized users in GitLab EE starting with 13.3. This information was exposed through GraphQL to non-members of public projects with repository visibility restricted as well as guest members on private projects. Affected versions are: \u003e=13.3, \u003c13.3.9,\u003e=13.4, \u003c13.4.5,\u003e=13.5, \u003c13.5.2.","status":"published","published":"2022-05-24T17:34:28Z","modified":"2023-01-29T05:04:31Z","updated_at":"2026-11-02T14:45:34.663559Z"}],"nvd":[{"id":"CVE-2020-26406","description":"Certain SAST CiConfiguration information could be viewed by unauthorized users in GitLab EE starting with 13.3. This information was exposed through GraphQL to non-members of public projects with repository visibility restricted as well as guest members on private projects. Affected versions are: \u003e=13.3, \u003c13.3.9,\u003e=13.4, \u003c13.4.5,\u003e=13.5, \u003c13.5.2.","status":"published","published":"2020-11-17T01:15:13.717Z","modified":"2026-06-17T03:08:04.807Z","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"}],"updated_at":"2026-11-02T14:06:24.137599Z"}],"osv":[{"id":"CVE-2020-26406","description":"Certain SAST CiConfiguration information could be viewed by unauthorized users in GitLab EE starting with 13.3. This information was exposed through GraphQL to non-members of public projects with repository visibility restricted as well as guest members on private projects. Affected versions are: \u003e=13.3, \u003c13.3.9,\u003e=13.4, \u003c13.4.5,\u003e=13.5, \u003c13.5.2.","status":"published","published":"2020-11-17T01:15:13.717Z","modified":"2026-10-30T10:30:50.716256659Z","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":"2026-11-02T15:44:16.248747Z"},{"id":"BIT-gitlab-2020-26406","description":"Certain SAST CiConfiguration information could be viewed by unauthorized users in GitLab EE starting with 13.3. This information was exposed through GraphQL to non-members of public projects with repository visibility restricted as well as guest members on private projects. Affected versions are: \u003e=13.3, \u003c13.3.9,\u003e=13.4, \u003c13.4.5,\u003e=13.5, \u003c13.5.2.","status":"published","published":"2024-03-06T11:21:20.937Z","modified":"2026-09-08T08:48:23.040805133Z","updated_at":"2026-11-02T15:28:29.999658Z"}]}}