CVE-2026-1403CWE-770denial-of-service

CVE-2026-1403

Medium · published October 8, 2026

CVSS v3.1
6.5
EPSS
0%
Percentile
24.6
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00327 · 24.6th percentile
Weakness
CWE-770 · Allocation of Resources Without Limits or Throttling
Published
2026-10-08T01:17Z
References (2)
https://gitlab.com/gitlab-org/gitlab/-/work_items/587573 · [email protected]https://hackerone.com/reports/3328937 · [email protected]
EPSS history
Timeline
  • 09 OCT 03:27Z
    EPSS moved — → 0%
    epss
  • 07 OCT 20:05Z
    Allocation of Resources Without Limits or Throttling in GitLab
    cvelistv5
  • 07 OCT 20:05Z
    Allocation of Resources Without Limits or Throttling in GitLab
    cvelistv5