{"id":"CVE-2021-39914","details":"A regular expression denial of service issue in GitLab versions 8.13 to 14.2.5, 14.3.0 to 14.3.3 and 14.4.0 could cause excessive usage of resources when a specially crafted username was used when provisioning a new user","aliases":["BIT-gitlab-2021-39914"],"modified":"2026-02-11T13:37:13.728352Z","published":"2021-11-04T23:15:10.183Z","references":[{"type":"ADVISORY","url":"https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39914.json"},{"type":"REPORT","url":"https://gitlab.com/gitlab-org/gitlab/-/issues/289948"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://gitlab.com/gitlab-org/gitlab","events":[{"introduced":"294482f38388542b43b908dcb427759544a7486f"},{"fixed":"9ed95b96a6766af9336048a63a29b678f88a9413"},{"introduced":"dec73e99fddac59c0bf816dc4bffd2a30abae6de"},{"fixed":"3e776d83389c706fb81973736e57ca6a6fb952fc"}]}],"versions":["11-10-0cfa69752d8-0d9531c80-ee","11-10-0cfa69752d8-74ffd66ae-ee","11-10-119f9509d50-6d7537235-ee","v10.1.0.pre","v10.2.0.pre","v10.3.0.pre","v10.4.0.pre","v10.5.0.pre","v10.6.0.pre","v10.7.0.pre","v10.8.0.pre","v10.9.0.pre","v11.0.0.pre","v11.1.0.pre","v11.2.0.pre","v11.3.0.pre","v14.2.0-ee","v14.2.0-rc42-ee","v14.2.1-ee","v14.2.2-ee","v14.2.3-ee","v14.2.4-ee","v14.2.5-ee","v14.3.0-ee","v14.3.0-rc42-ee","v14.3.1-ee","v14.3.2-ee","v14.3.3-ee","v6.0.0-ee","v6.0.0-ee.beta","v6.0.0-ee.rc1","v6.1.0-ee","v6.2.1","v6.2.2","v6.3.0-ee","v6.3.1-ee","v6.4.0-ee","v6.4.1","v6.4.2","v6.4.3","v6.5.0-ee","v6.5.1","v6.6.0-ee","v6.6.1","v6.6.2","v6.7.0-ee","v6.7.0.rc1-ee","v6.7.1","v6.7.2","v6.8.0-ee","v6.8.1","v7.0.0-ee","v7.1.0-ee","v7.1.0.rc1-ee","v7.2.0.rc1-ee","v7.2.0.rc2-ee","v7.2.0.rc3-ee","v7.2.0.rc4-ee","v7.2.0.rc5-ee","v7.3.0-ee","v7.3.0.rc1-ee","v7.4.0-ee","v7.4.1-ee","v7.4.2-ee","v7.4.3-ee","v7.4.4-ee","v8.11.0","v8.11.0-ee","v8.11.0-rc1","v8.11.0-rc1-ee","v8.11.0-rc2","v8.11.0-rc2-ee","v8.11.0-rc3","v8.11.0-rc3-ee","v8.11.0-rc4","v8.11.0-rc4-ee","v8.11.0-rc5","v8.11.0-rc5-ee","v8.11.0-rc6","v8.11.0-rc6-ee","v8.11.0-rc7","v8.11.0-rc7-ee","v8.11.1","v8.12.0","v8.12.0-ee","v8.12.0-rc1","v8.12.0-rc1-ee","v8.12.0-rc2","v8.12.0-rc2-ee","v8.12.0-rc3","v8.12.0-rc3-ee","v8.12.0-rc4","v8.12.0-rc4-ee","v8.12.0-rc5","v8.12.0-rc5-ee","v8.12.0-rc6","v8.12.0-rc6-ee","v8.12.0-rc7","v8.12.0-rc7-ee","v8.12.0.pre","v8.12.1","v8.12.1-ee","v8.12.2","v8.12.2-ee","v8.12.3-ee","v8.13.0.pre","v8.14.0.pre","v8.15.0.pre","v8.16.0.pre","v8.17.0.pre","v8.18.0.pre","v8.2.0-ee","v8.2.0.rc1","v8.2.0.rc1-ee","v8.2.0.rc2","v8.2.0.rc2-ee","v8.8.0","v8.8.0-ee","v8.8.0-rc1","v8.8.0-rc1-ee","v8.8.0-rc2","v8.8.0-rc2-ee","v8.8.1-ee","v9.1.0.pre","v9.2.0.pre","v9.3.0.pre","v9.5.0.pre","v9.6.0.pre"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-39914.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L"}]}