CVE-2026-88765

Improper Neutralization of Special Elements used in a Command ('Command Injection') in GitLab

State: Published
Severity: 8.5 High
Published: Sep 15, 2026
Updated: Sep 16, 2026
Reserved: Sep 10, 2026

Description

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.

Scores

CVSS	Score	Vector	Source
3.1	8.5 High	CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H	GitLab

Weaknesses

CWE-77 Improper Neutralization of Special Elements used in a Command ('Command Injection')

Affected Products

Product	Versions
GitLabGitLab	12.3 to before 19.1.8Affected 19.2 to before 19.2.6Affected 19.3 to before 19.3.2Affected

References

https://gitlab.com/gitlab-org/gitlab/-/work_items/627435
HackerOne Bug Bounty Report #3990469technical-descriptionexploitpermissions-required

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