CVE-2026-10733

Analyzed Analyzed - Analysis Complete

Denial of Service in GitLab CE/EE via CI/CD Catalog

Publication date: 2026-06-11

Last updated on: 2026-06-15

Assigner: GitLab Inc.

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.0 before 18.10.8, 18.11 before 18.11.5, and 19.0 before 19.0.2 that could have allowed an authenticated user to cause denial of service on the CI/CD Catalog page due to improper sanitization.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-06-11

Last Modified

2026-06-15

Generated

2026-07-01

AI Q&A

2026-06-11

EPSS Evaluated

2026-06-30

NVD

CVE-2026-10733

EUVD

EUVD-2026-36222

Affected Vendors & Products

Vendor	Product	Version / Range
gitlab	gitlab	From 18.11.0 (inc) to 18.11.5 (exc)
gitlab	gitlab	From 19.0.0 (inc) to 19.0.2 (exc)
gitlab	gitlab	From 18.11.0 (inc) to 18.11.5 (exc)
gitlab	gitlab	From 19.0.0 (inc) to 19.0.2 (exc)
gitlab	gitlab	From 17.0.0 (inc) to 18.10.8 (exc)
gitlab	gitlab	From 17.0.0 (inc) to 18.10.8 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-1021	The web application does not restrict or incorrectly restricts frame objects or UI layers that belong to another application or domain, which can lead to user confusion about which interface the user is interacting with.

Attack-Flow Graph

Executive Summary

This vulnerability in GitLab CE/EE affects versions from 17.0 before 18.10.8, 18.11 before 18.11.5, and 19.0 before 19.0.2. It allows an authenticated user to cause a denial of service (DoS) on the CI/CD Catalog page due to improper sanitization.

Impact Analysis

The impact of this vulnerability is a denial of service condition on the CI/CD Catalog page in GitLab. An authenticated user could exploit this to disrupt the availability of this page, potentially affecting CI/CD workflows and productivity.

Mitigation Strategies

To mitigate this vulnerability, you should upgrade GitLab CE/EE to a fixed version. Specifically, update to version 18.10.8 or later if you are using the 18.10 series, 18.11.5 or later for the 18.11 series, or 19.0.2 or later for the 19.0 series.

This will address the denial of service issue caused by improper sanitization on the CI/CD Catalog page.

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