CVE-2025-3601: Allocation of Resources Without Limits or Throttling in GitLab

Published Aug 27, 2025
·
Updated

An issue has been discovered in GitLab CE/EE affecting all versions from 8.15 before 18.1.5, 18.2 before 18.2.5, and 18.3 before 18.3.1 that could have could have allowed an authenticated user to cause a Denial of Service (DoS) condition by submitting URLs that generate excessively large responses.

Other sources

GitLab has remediated an issue that could have allowed an authenticated user to cause a Denial of Service (DoS) condition by submitting URLs that generate excessively large responses.

GitLab

Affected Software

13 affected componentsFixes available
GitLab GitLab CE>8.15, <18.1.5
GitLab GitLab EE>8.15, <18.1.5
GitLab GitLab CE>18.2, <18.2.5
GitLab GitLab EE>18.2, <18.2.5
GitLab GitLab CE>18.3, <18.3.1
GitLab GitLab EE>18.3, <18.3.1
GitLab GitLab>=8.15.0<18.1.5
GitLab GitLab>=8.15.0<18.1.5
GitLab GitLab>=18.2.0<18.2.5
GitLab GitLab>=18.2.0<18.2.5
GitLab GitLab=18.3.0
GitLab GitLab=18.3.0
GitLab GitLab>=8.15<18.1.5, >=18.2<18.2.5, >=18.3<18.3.1
18.1.518.2.518.3.1

Remediation

Information

Upgrade to versions 18.1.5, 18.2.5, 18.3.1 or above.

Event History

Aug 27, 2025
CVE Published
via MITRE·07:33 PM
Data Sourced
via MITRE·07:33 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·08:15 PM
DescriptionSeverityWeaknessAffected Software
Apr 22, 2026
Data Sourced
via GitLab·08:55 AM
DescriptionSeverityAffected Software

Peer vulnerabilities

Found alongside the following vulnerabilities.

Frequently Asked Questions

1

What is the severity of CVE-2025-3601?

CVE-2025-3601 is identified as a Denial of Service (DoS) vulnerability affecting multiple versions of GitLab CE/EE.

2

How do I fix CVE-2025-3601?

To fix CVE-2025-3601, upgrade to GitLab versions 18.1.5, 18.2.5, or 18.3.1 or later.

3

Which versions are affected by CVE-2025-3601?

CVE-2025-3601 affects all GitLab CE and EE versions from 8.15 before 18.1.5, 18.2 before 18.2.5, and 18.3 before 18.3.1.

4

Who can exploit CVE-2025-3601?

CVE-2025-3601 can be exploited by authenticated users who submit certain URLs that can cause a DoS condition.

5

What happens if I don't address CVE-2025-3601?

If CVE-2025-3601 is not addressed, it may lead to a Denial of Service, impacting the availability of your GitLab services.

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