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

High 8.5 Published 15 Sep 2026 Updated 16 Sep 2026

Authenticated attackers can achieve remote code execution in GitLab EE by importing a crafted project export that overflows the Advanced Search indexing buffer.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2026-88765?

CVE-2026-88765 is a high-severity command injection vulnerability in Gitlab Gitlab, published on 15 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official 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.

Weakness: CWE-787, CWE-77

Which versions are affected by CVE-2026-88765?

1 open source package ship an affected version, including gitlab. It affects 1 product.

Package	Affected	Fixed in
`gitlab` Bitnami	From `12.3.0`	`19.1.8, 19.2.6, 19.3.2`

Products include Gitlab Gitlab.

How do I fix CVE-2026-88765?

Upgrade gitlab to a fixed version for your release line: 19.1.8, 19.2.6 or 19.3.2.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2026-88765 being exploited?

There is no known exploitation of CVE-2026-88765 in the wild and no public exploit code.

All Gitlab Gitlab vulnerabilities

Sources

Also known as BIT-gitlab-2026-88765, GHSA-f5mm-69gv-w857, MINI-4rv7-vmrp-4cgx, MINI-63wp-x9gp-659m, MINI-m7ff-w72q-7xfg.