{"id":"CVE-2023-3500","summary":"Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab","details":"An issue has been discovered in GitLab CE/EE affecting all versions starting from 10.0 before 16.0.8, all versions starting from 16.1 before 16.1.3, all versions starting from 16.2 before 16.2.2. A reflected XSS was possible when creating specific PlantUML diagrams that allowed the attacker to perform arbitrary actions on behalf of victims.","aliases":["BIT-gitlab-2023-3500"],"modified":"2026-04-10T04:59:44.020693Z","published":"2023-08-02T00:07:15.239Z","database_specific":{"cna_assigner":"GitLab","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/3xxx/CVE-2023-3500.json","cwe_ids":["CWE-79"]},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/3xxx/CVE-2023-3500.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-3500"},{"type":"REPORT","url":"https://gitlab.com/gitlab-org/gitlab/-/issues/416902"},{"type":"REPORT","url":"https://hackerone.com/reports/2010926"},{"type":"PACKAGE","url":"git://git@gitlab.com:gitlab-org/gitlab.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://gitlab.com/gitlab-org/gitlab","events":[{"introduced":"235b8d50ad14e7cdf4bc61c3df070f38dee97974"},{"fixed":"b989ef135498a860c86648c76637bb14442da7c5"}],"database_specific":{"versions":[{"introduced":"10.0"},{"fixed":"16.0.8"}]}},{"type":"GIT","repo":"https://gitlab.com/gitlab-org/gitlab","events":[{"introduced":"4961ad113f3afe23965ac12285eaab31315ab0c6"},{"fixed":"6bcf60f9a21c6f86f2f4760b7055919a3d33ce62"}],"database_specific":{"versions":[{"introduced":"16.1"},{"fixed":"16.1.3"}]}},{"type":"GIT","repo":"https://gitlab.com/gitlab-org/gitlab","events":[{"introduced":"3adc0fe6e7c163bedd7faa5f0c4d1e5fbb6bf3c5"},{"fixed":"2e273e251efba974e60d7c2e73df2dc30b89a816"}],"database_specific":{"versions":[{"introduced":"16.2"},{"fixed":"16.2.2"}]}}],"versions":["v16.1.0-ee","v16.2.0-ee","v16.2.1-ee"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-3500.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N"}]}