CVE-2021-39907: Medium severity gitlab vulnerability

Published Nov 4, 2021
·
Updated

A potential DOS vulnerability was discovered in GitLab CE/EE starting with version 13.7. The stripping of EXIF data from certain images resulted in high CPU usage.

Affected Software

6 affected components
GitLab GitLab>=13.7.0<14.2.6
GitLab GitLab>=13.7.0<14.2.6
GitLab GitLab>=14.3.0<14.3.4
GitLab GitLab>=14.3.0<14.3.4
GitLab GitLab>=14.4.0<14.4.1
GitLab GitLab>=14.4.0<14.4.1

Event History

Nov 4, 2021
CVE Published
via MITRE·11:14 PM
Data Sourced
via MITRE·11:14 PM
DescriptionSeverityWeakness

Frequently Asked Questions

1

What is the severity of CVE-2021-39907?

CVE-2021-39907 has a moderate severity rating due to its potential Denial of Service impact.

2

How do I fix CVE-2021-39907?

To mitigate CVE-2021-39907, upgrade GitLab to version 14.2.6 or later for versions 13.7 to 14.2, and to version 14.4.1 or later for versions 14.3.

3

What versions of GitLab are affected by CVE-2021-39907?

CVE-2021-39907 affects GitLab CE/EE starting from version 13.7 to versions prior to 14.2.6 and also from 14.3.0 to prior to 14.4.1.

4

What type of vulnerability is CVE-2021-39907?

CVE-2021-39907 is identified as a Denial of Service (DoS) vulnerability due to high CPU usage from processing certain images.

5

Can CVE-2021-39907 impact the performance of my GitLab instance?

Yes, CVE-2021-39907 can significantly impact the performance of your GitLab instance by causing high CPU usage.

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