CVE-2026-88765: Improper Neutralization of Special Elements used in a Command ('Command Injection') in GitLab

Published Sep 15, 2026
·
Updated

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.

Affected Software

1 affected component
GitLab GitLab EE>=12.3<=19.1.8, >=19.2<19.2.6, >=19.3<19.3.2

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 19.1.8
  2. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 19.2.6
  3. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 19.3.2

Event History

Sep 15, 2026
CVE Published
via MITRE·05:05 PM
Data Sourced
via MITRE·05:05 PM
RemedyDescriptionSeverityWeakness

Frequently Asked Questions

1

Which GitLab deployments are affected?

The issue affects GitLab EE versions from 12.3 through 19.1.8, versions 19.2 before 19.2.6, and versions 19.3 before 19.3.2. The issue is associated with Advanced Search indexing under certain conditions.

2

What does an attacker need to exploit this issue?

An attacker needs an authenticated GitLab account and must import a specially crafted Git project export. Successful exploitation can result in remote code execution.

3

What versions contain the remediation?

GitLab remediated the issue in version 19.1.9, 19.2.6, and 19.3.2. Deployments on affected earlier versions should update to a remediated release.

Contact

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