CVE-2026-1606

Analyzed Analyzed - Analysis Complete

Authenticated Content Concealment in GitLab Snippets

Publication date: 2026-06-25

Last updated on: 2026-06-26

Assigner: GitLab Inc.

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 14.8 before 18.11.6, 19.0 before 19.0.3, and 19.1 before 19.1.1 that under certain conditions could have allowed an authenticated user to conceal content within a Snippet due to improper input validation.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-06-25

Last Modified

2026-06-26

Generated

2026-07-15

AI Q&A

2026-06-25

EPSS Evaluated

2026-07-14

NVD

CVE-2026-1606

EUVD

EUVD-2026-39178

Affected Vendors & Products

Vendor	Product	Version / Range
gitlab	gitlab	From 19.0.0 (inc) to 19.0.3 (exc)
gitlab	gitlab	From 14.8.0 (inc) to 18.11.6 (exc)
gitlab	gitlab	19.1.0

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-94	The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.

Attack-Flow Graph

Executive Summary

This vulnerability in GitLab CE/EE affects versions from 14.8 before 18.11.6, 19.0 before 19.0.3, and 19.1 before 19.1.1. Under certain conditions, it could allow an authenticated user to conceal content within a Snippet due to improper input validation.

Impact Analysis

The vulnerability could allow an authenticated user to hide or conceal content within a Snippet, which may lead to information being obscured or manipulated without detection. This could impact the integrity of the content shared or stored in GitLab Snippets.

Mitigation Strategies

To mitigate this vulnerability, you should upgrade GitLab CE/EE to a fixed version. Specifically, update to GitLab CE/EE version 18.11.6 or later, 19.0.3 or later, or 19.1.1 or later, depending on your current version.

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