CVE-2021-22252: Medium severity gitlab vulnerability

Published Aug 23, 2021
·
Updated

A confusion between tag and branch names in GitLab CE/EE affecting all versions since 13.7 allowed a Developer to access protected CI variables which should only be accessible to Maintainers

Affected Software

6 affected components
GitLab GitLab>=13.7.0<13.12.9
GitLab GitLab>=13.7.0<13.12.9
GitLab GitLab>=14.0.0<14.0.7
GitLab GitLab>=14.0.0<14.0.7
GitLab GitLab>=14.1.0<14.1.2
GitLab GitLab>=14.1.0<14.1.2

Event History

Aug 23, 2021
CVE Published
via MITRE·07:36 PM
Data Sourced
via MITRE·07:36 PM
DescriptionSeverityWeakness

Frequently Asked Questions

1

What is the severity of CVE-2021-22252?

CVE-2021-22252 is classified as a medium severity vulnerability impacting GitLab.

2

How do I fix CVE-2021-22252?

To fix CVE-2021-22252, upgrade your GitLab instance to a version later than 13.12.9 or 14.0.7.

3

Who is affected by CVE-2021-22252?

CVE-2021-22252 affects all GitLab Community and Enterprise editions from version 13.7 to 14.1.2.

4

What does CVE-2021-22252 allow unauthorized access to?

CVE-2021-22252 allows Developers to access protected CI variables that should only be visible to Maintainers.

5

What versions of GitLab are vulnerable to CVE-2021-22252?

Versions of GitLab from 13.7.0 to 14.1.2 are vulnerable to CVE-2021-22252.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203