{"id":"CVE-2023-6682","aliases":["BIT-gitlab-2023-6682","EUVD-2023-58903","GHSA-62f3-w8qm-86g2","UBUNTU-CVE-2023-6682"],"status":"published","title":"Inefficient Regular Expression Complexity in GitLab","description":"An issue has been discovered in GitLab CE/EE affecting all versions starting from 16.9 prior to 16.9.7, starting from 16.10 prior to 16.10.5, and starting from 16.11 prior to 16.11.2. A problem with the processing logic for Discord Integrations Chat Messages can lead to a regular expression DoS attack on the server.","severity":{"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":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00752,"percentile":0.55467,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-1333","CWE-400"],"published":"2024-05-09T01:42:44Z","modified":"2026-10-30T10:46:46Z","fixes":[{"ecosystem":"Bitnami","package":"gitlab","fixed_in":["16.9.7","16.10.5","16.11.2"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"gitlab","ranges":[{"type":"SEMVER","events":[{"introduced":"16.9.0"},{"fixed":"16.9.7"},{"introduced":"16.10.0"},{"fixed":"16.10.5"},{"introduced":"16.11.0"},{"fixed":"16.11.2"}]}]},{"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/434821","tags":["issue-tracking","permissions-required","x_transferred","Broken Link","web","report"]},{"url":"https://hackerone.com/reports/2269012","tags":["technical-description","exploit","permissions-required","x_transferred","Permissions Required","web","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-6682","tags":["web","advisory"]},{"url":"https://github.com/advisories/GHSA-62f3-w8qm-86g2"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/6xxx/CVE-2023-6682.json","tags":["advisory"]},{"url":"git://git@gitlab.com:gitlab-org/gitlab.git","tags":["package"]},{"url":"https://ubuntu.com/security/CVE-2023-6682","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-6682","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2023-6682","title":"Inefficient Regular Expression Complexity in GitLab","description":"An issue has been discovered in GitLab CE/EE affecting all versions starting from 16.9 prior to 16.9.7, starting from 16.10 prior to 16.10.5, and starting from 16.11 prior to 16.11.2. A problem with the processing logic for Discord Integrations Chat Messages can lead to a regular expression DoS attack on the server.","status":"published","published":"2024-05-09T01:42:44.606Z","modified":"2024-10-03T06:23:17.063Z","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","assessor":"cna"}],"cwes":["CWE-1333"],"updated_at":"2026-11-02T14:35:25.469654Z"}],"euvd":[{"id":"EUVD-2023-58903","description":"An issue has been discovered in GitLab CE/EE affecting all versions starting from 16.9 prior to 16.9.7, starting from 16.10 prior to 16.10.5, and starting from 16.11 prior to 16.11.2. A problem with the processing logic for Discord Integrations Chat Messages can lead to a regular expression DoS attack on the server.","status":"published","published":"2024-05-09T01:42:44Z","modified":"2024-10-03T06:23:17Z","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":"2026-11-03T00:27:54.651509Z"}],"ghsa":[{"id":"GHSA-62f3-w8qm-86g2","title":"An issue has been discovered in GitLab CE/EE affecting all versions starting from 16.9 prior to...","description":"An issue has been discovered in GitLab CE/EE affecting all versions starting from 16.9 prior to 16.9.7, starting from 16.10 prior to 16.10.5, and starting from 16.11 prior to 16.11.2. A problem with the processing logic for Discord Integrations Chat Messages can lead to a regular expression DoS attack on the server.","status":"published","published":"2024-05-14T15:32:51Z","modified":"2024-10-03T09:31:41Z","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"}],"cwes":["CWE-400","CWE-1333"],"updated_at":"2026-11-02T14:58:24.112371Z"}],"nvd":[{"id":"CVE-2023-6682","description":"An issue has been discovered in GitLab CE/EE affecting all versions starting from 16.9 prior to 16.9.7, starting from 16.10 prior to 16.10.5, and starting from 16.11 prior to 16.11.2. A problem with the processing logic for Discord Integrations Chat Messages can lead to a regular expression DoS attack on the server.","status":"published","published":"2024-05-14T14:35:29.81Z","modified":"2026-06-17T06:51:14.077Z","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","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"}],"cwes":["CWE-1333"],"updated_at":"2026-11-02T14:09:15.329996Z"}],"osv":[{"id":"CVE-2023-6682","title":"Inefficient Regular Expression Complexity in GitLab","description":"An issue has been discovered in GitLab CE/EE affecting all versions starting from 16.9 prior to 16.9.7, starting from 16.10 prior to 16.10.5, and starting from 16.11 prior to 16.11.2. A problem with the processing logic for Discord Integrations Chat Messages can lead to a regular expression DoS attack on the server.","status":"published","published":"2024-05-09T01:42:44.606Z","modified":"2026-10-30T10:46:46.501171671Z","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"}],"cwes":["CWE-1333"],"updated_at":"2026-11-02T15:44:36.851042Z"},{"id":"UBUNTU-CVE-2023-6682","description":"An issue has been discovered in GitLab CE/EE affecting all versions starting from 16.9 prior to 16.9.7, starting from 16.10 prior to 16.10.5, and starting from 16.11 prior to 16.11.2. A problem with the processing logic for Discord Integrations Chat Messages can lead to a regular expression DoS attack on the server.","status":"published","published":"2024-05-14T14:35:00Z","modified":"2025-10-24T05:01:40Z","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":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":"2026-11-02T16:54:41.555387Z"},{"id":"BIT-gitlab-2023-6682","title":"Inefficient Regular Expression Complexity in GitLab","description":"An issue has been discovered in GitLab CE/EE affecting all versions starting from 16.9 prior to 16.9.7, starting from 16.10 prior to 16.10.5, and starting from 16.11 prior to 16.11.2. A problem with the processing logic for Discord Integrations Chat Messages can lead to a regular expression DoS attack on the server.","status":"published","published":"2024-05-24T07:29:06.845Z","modified":"2025-05-20T10:02:07.006Z","updated_at":"2026-11-02T15:28:30.405543Z"}]}}