Medium severity6.5NVD Advisory· Published Oct 7, 2026· Updated Oct 8, 2026
CVE-2026-1403
CVE-2026-1403
Description
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 to Sidekiq workers due to improper validation of CSV file structure.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- Range: from 11.7 before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3
Patches
Vulnerability mechanics
References
1News mentions
1- GitLab Patch Release: 18.10.3, 18.9.5, 18.8.9GitLab Security Releases · Apr 8, 2026