CVE-2026-88765

EUVD-2026-78869
GitLab has remediated an issue in GitLab EE affecting all versions from 12.3 to 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 under certain conditions could allow an authenticated user to achieve remote code execution by importing a specially crafted Git project export to overflow the Unicode conversion buffer used in Advanced Search indexing.
Command Injection
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
GitLabCNA
8.5 HIGH
NETWORK
HIGH
LOW
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
gitlabgitlab
12.3 ≤
𝑥
< 19.1.8
CNA
gitlabgitlab
19.2 ≤
𝑥
< 19.2.6
CNA
gitlabgitlab
19.3 ≤
𝑥
< 19.3.2
CNA
Common Weakness Enumeration
References
https://gitlab.com/gitlab-org/gitlab/-/work_items/627435
https://hackerone.com/reports/3990469