VDB
CVE-2026-1387
CVE-2026-1387
PUBLISHED
CVSS 6.5 MEDIUM
GitLab has remediated an issue in GitLab EE affecting all versions from 15.6 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that could have allowed an authenticated user to cause Denial of Service by uploading a malicious file and repeatedly querying it through GraphQl.
EPSS 0.05% · 16.8th percentile
Risk Scores
CVSS 3.1
6.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS Score
0.05%
16.8th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| GitLab | GitLab | 15.6, 18.7, 18.8 |
| gitlab | gitlab | 15.6.0, 18.7.0, 18.8.0 |
Timeline
- Feb 11, 2026 CVE Published
- Feb 11, 2026 EPSS Score
- Feb 11, 2026 PoC Published
- Feb 13, 2026 EPSS Score
- Feb 15, 2026 EPSS Score
- Feb 17, 2026 EPSS Score
- Feb 19, 2026 EPSS Score
- Feb 19, 2026 Security Advisory
- Feb 21, 2026 EPSS Score
- Feb 23, 2026 EPSS Score
- Feb 25, 2026 EPSS Score
- Feb 27, 2026 EPSS Score
References
- https://about.gitlab.com/releases/2026/02/10/patch-release-gitlab-18-8-4-released/ advisory
- GitLab Issue #587546 issue
- HackerOne Bug Bounty Report #3515994 exploit
- https://nvd.nist.gov/vuln/detail/CVE-2026-1387 advisory
- https://about.gitlab.com/releases/2026/02/10/patch-release-gitlab-18-8-4-released url