{"id":"CVE-2023-4522","aliases":["BIT-gitlab-2023-4522","EUVD-2023-54377","GHSA-3cw2-66px-r367","UBUNTU-CVE-2023-4522"],"status":"published","title":"Improper Validation of Specified Type of Input in GitLab","description":"An issue has been discovered in GitLab affecting all versions before 16.2.0. Committing directories containing LF character results in 500 errors when viewing the commit.","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":"2026-11-09","score":0.01153,"percentile":0.67188,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-1287","CWE-138"],"published":"2023-08-30T07:01:19Z","modified":"2026-10-28T02:30:26Z","fixes":[{"ecosystem":"Bitnami","package":"gitlab","fixed_in":["16.2.0"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"gitlab","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"16.2.0"}]}]},{"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/406817","tags":["issue-tracking","permissions-required","x_transferred","Exploit","evidence","report"]},{"url":"https://hackerone.com/reports/1937213","tags":["technical-description","exploit","permissions-required","x_transferred","Permissions Required","web","report"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SJ42V7O7F4OU6R7QSQQECLB6LDHKZIMQ/","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-4522","tags":["web","advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SJ42V7O7F4OU6R7QSQQECLB6LDHKZIMQ"},{"url":"https://github.com/advisories/GHSA-3cw2-66px-r367"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/4xxx/CVE-2023-4522.json","tags":["advisory"]},{"url":"git://git@gitlab.com:gitlab-org/gitlab.git","tags":["package"]},{"url":"https://ubuntu.com/security/CVE-2023-4522","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-4522","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2023-4522","title":"Improper Validation of Specified Type of Input in GitLab","description":"An issue has been discovered in GitLab affecting all versions before 16.2.0. Committing directories containing LF character results in 500 errors when viewing the commit.","status":"published","published":"2023-08-30T07:01:19.117Z","modified":"2026-05-26T04:04:53.89Z","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"}],"cwes":["CWE-1287"],"updated_at":"2026-11-02T14:35:30.474787Z"}],"euvd":[{"id":"EUVD-2023-54377","description":"An issue has been discovered in GitLab affecting all versions before 16.2.0. Committing directories containing LF character results in 500 errors when viewing the commit.","status":"published","published":"2023-08-30T07:01:19Z","modified":"2026-05-26T04:04:53Z","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":"2026-11-02T18:21:07.775399Z"}],"ghsa":[{"id":"GHSA-3cw2-66px-r367","title":"An issue has been discovered in GitLab affecting all versions starting from 16.2.0. Committing...","description":"An issue has been discovered in GitLab affecting all versions starting from 16.2.0. Committing directories containing LF character results in 500 errors when viewing the commit","status":"published","published":"2023-08-30T09:30:15Z","modified":"2024-10-03T09:30:33Z","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"}],"cwes":["CWE-138","CWE-1287"],"updated_at":"2026-11-02T14:58:24.112371Z"}],"nvd":[{"id":"CVE-2023-4522","description":"An issue has been discovered in GitLab affecting all versions before 16.2.0. Committing directories containing LF character results in 500 errors when viewing the commit.","status":"published","published":"2023-08-30T08:15:52.673Z","modified":"2026-06-17T06:38:00.847Z","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":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"primary"}],"cwes":["CWE-1287"],"updated_at":"2026-11-02T14:08:25.025396Z"}],"osv":[{"id":"CVE-2023-4522","title":"Improper Validation of Specified Type of Input in GitLab","description":"An issue has been discovered in GitLab affecting all versions before 16.2.0. Committing directories containing LF character results in 500 errors when viewing the commit.","status":"published","published":"2023-08-30T07:01:19.117Z","modified":"2026-10-28T02:30:26.243758261Z","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"}],"cwes":["CWE-1287"],"updated_at":"2026-11-02T15:44:33.792101Z"},{"id":"UBUNTU-CVE-2023-4522","description":"An issue has been discovered in GitLab affecting all versions before 16.2.0. Committing directories containing LF character results in 500 errors when viewing the commit.","status":"published","published":"2023-08-30T08:15:00Z","modified":"2025-10-24T05:01:33Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","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":"2026-11-02T16:54:22.741943Z"},{"id":"BIT-gitlab-2023-4522","title":"Improper Validation of Specified Type of Input in GitLab","description":"An issue has been discovered in GitLab affecting all versions before 16.2.0. Committing directories containing LF character results in 500 errors when viewing the commit.","status":"published","published":"2024-03-06T10:59:30.475Z","modified":"2026-09-10T16:01:21.635112208Z","updated_at":"2026-11-02T15:28:30.405543Z"}]}}