{"id":"CVE-2021-22168","aliases":["BIT-gitlab-2021-22168","EUVD-2021-9314","GHSA-7w6h-978p-xvrg","UBUNTU-CVE-2021-22168"],"status":"published","title":"A regular expression denial of service issue has been discovered in NuGet API affecting all...","description":"A regular expression denial of service issue has been discovered in NuGet API affecting all versions of GitLab starting from version 12.8.","severity":{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.01013,"percentile":0.63642,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-400"],"published":"2021-01-15T15:05:18Z","modified":"2026-10-30T10:31:05Z","fixes":[{"ecosystem":"Bitnami","package":"gitlab","fixed_in":["13.5.6","13.6.4","13.7.2"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"gitlab","ranges":[{"type":"SEMVER","events":[{"introduced":"12.8.0"},{"fixed":"13.5.6"},{"introduced":"13.6.0"},{"fixed":"13.6.4"},{"introduced":"13.7.0"},{"fixed":"13.7.2"}]}]},{"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/289950","tags":["x_refsource_MISC","x_transferred","Broken Link","web","report"]},{"url":"https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22168.json","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-22168","tags":["web"]},{"url":"https://github.com/advisories/GHSA-7w6h-978p-xvrg"},{"url":"https://ubuntu.com/security/CVE-2021-22168","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-22168","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2021-22168","description":"A regular expression denial of service issue has been discovered in NuGet API affecting all versions of GitLab starting from version 12.8.","status":"published","published":"2021-01-15T15:05:18Z","modified":"2024-08-03T18:37:17.218Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:32:57.701381Z"}],"euvd":[{"id":"EUVD-2021-9314","description":"A regular expression denial of service issue has been discovered in NuGet API affecting all versions of GitLab starting from version 12.8.","status":"published","published":"2021-01-15T15:05:18Z","modified":"2024-08-03T18:37:17Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"medium"}],"updated_at":"2026-11-03T03:25:03.638882Z"}],"ghsa":[{"id":"GHSA-7w6h-978p-xvrg","title":"A regular expression denial of service issue has been discovered in NuGet API affecting all...","description":"A regular expression denial of service issue has been discovered in NuGet API affecting all versions of GitLab starting from version 12.8.","status":"published","published":"2022-05-24T17:39:23Z","modified":"2023-01-29T05:05:24Z","cwes":["CWE-400"],"updated_at":"2026-11-02T14:45:46.865713Z"}],"nvd":[{"id":"CVE-2021-22168","description":"A regular expression denial of service issue has been discovered in NuGet API affecting all versions of GitLab starting from version 12.8.","status":"published","published":"2021-01-15T16:15:13.453Z","modified":"2026-06-17T03:36:43.86Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:06:49.284888Z"}],"osv":[{"id":"CVE-2021-22168","description":"A regular expression denial of service issue has been discovered in NuGet API affecting all versions of GitLab starting from version 12.8.","status":"published","published":"2021-01-15T16:15:13.453Z","modified":"2026-10-30T10:31:05.557306283Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:18.367807Z"},{"id":"UBUNTU-CVE-2021-22168","description":"A regular expression denial of service issue has been discovered in NuGet API affecting all versions of GitLab starting from version 12.8.","status":"published","published":"2021-01-15T16:15:00Z","modified":"2025-10-24T04:50:07Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"},{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"medium"}],"updated_at":"2026-11-02T15:54:26.29421Z"},{"id":"BIT-gitlab-2021-22168","description":"A regular expression denial of service issue has been discovered in NuGet API affecting all versions of GitLab starting from version 12.8.","status":"published","published":"2024-03-06T11:20:42.158Z","modified":"2026-09-10T16:01:32.384938902Z","updated_at":"2026-11-02T15:28:29.999658Z"}]}}
