---
id: CVE-2026-96893
title: >-
  GitLab has remediated an issue in GitLab EE affecting all versions from 19.1
  before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain
  conditions, could have allowed an authenticated user to inject specially
  crafted c…
summary: >-
  GitLab has remediated an issue in GitLab EE affecting all versions from 19.1
  before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain
  conditions, could have allowed an authenticated user to inject specially
  crafted c…
severity: high
cvss: 7.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N'
published: '2026-10-13'
updated: '2026-10-13'
sourceUpdated: '2026-10-13T02:17:00.720'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-96893'
references:
  - url: >-
      https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-2-released/
    label: cve@gitlab.com
  - url: 'https://gitlab.com/gitlab-org/gitlab/-/work_items/607968'
    label: cve@gitlab.com
tags:
  - nvd
ingestedAt: '2026-10-13T03:13:19.000Z'
---

## Overview

GitLab has remediated an issue in GitLab EE affecting all versions from 19.1 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed an authenticated user to inject specially crafted content into AI agent instructions, potentially causing unintended command execution attributed to other users, due to improper neutralization of special elements in AI conversation context construction.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.