{"id":"UBUNTU-CVE-2022-1954","details":"A Regular Expression Denial of Service vulnerability in GitLab CE/EE affecting all versions from 1.0.2 prior to 14.10.5, 15.0 prior to 15.0.4, and 15.1 prior to 15.1.1 allows an attacker to make a GitLab instance inaccessible via specially crafted web server response headers","modified":"2025-10-24T04:52:59Z","published":"2022-07-01T18:15:00Z","upstream":["CVE-2022-1954"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-1954"},{"type":"REPORT","url":"https://gitlab.com/gitlab-org/gitlab/-/issues/358160"},{"type":"REPORT","url":"https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-1954.json"},{"type":"REPORT","url":"https://hackerone.com/reports/1531958"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2022-1954"}],"affected":[{"package":{"name":"gitlab","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/gitlab@8.5.8+dfsg-5?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["8.4.3+dfsg-9","8.4.3+dfsg-12","8.5.8+dfsg-5"],"ecosystem_specific":{"binaries":[{"binary_version":"8.5.8+dfsg-5","binary_name":"gitlab"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-1954.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L"},{"type":"Ubuntu","score":"medium"}]}