{"id":"CVE-2026-1403","title":"GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.7 before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that when importing CSV files could have allowed an authenticated user to cause denial of service…","summary":"GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.7 before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that when importing CSV files could have allowed an authenticated user to cause denial of service…","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-770"],"vendor":"GitLab","product":"GitLab","affected":["GitLab >= 11.7 < 18.8.9","GitLab >= 18.9 < 18.9.5","GitLab >= 18.10 < 18.10.3"],"published":"2026-10-07","updated":"2026-10-07","sourceUpdated":"2026-10-07T21:17:15.863","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-1403","references":[{"url":"https://gitlab.com/gitlab-org/gitlab/-/work_items/587573","label":"cve@gitlab.com"},{"url":"https://hackerone.com/reports/3328937","label":"cve@gitlab.com"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-10-07T20:32:30.482496Z"},"ingestedAt":"2026-10-07T20:46:46.989Z","slug":"CVE-2026-1403","body":"## Overview\n\nGitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.7 before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that when importing CSV files could have allowed an authenticated user to cause denial of service to Sidekiq workers due to improper validation of CSV file structure.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":35.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}