CVE-2021-22259

Name: CVE-2021-22259
Creator: NVD / NIST
Published: 2021-10-04T17:15:07.687+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 1.00%

Last modified Jun 17, 2026

CVE-2021-22259 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. A potential DOS vulnerability was discovered in GitLab EE starting with version 12.6 due to lack of pagination in dependencies API.. EPSS estimates a 1.00% chance of exploitation in the next 30 days.

Description

A potential DOS vulnerability was discovered in GitLab EE starting with version 12.6 due to lack of pagination in dependencies API.

Metrics

CVSS 3.1

6.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

1.00%

58.2th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Gitlab	Gitlab	>= 12.6.0, < 14.1.7

References

https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22259.jsonVendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/issues/335146Broken Link
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22259.jsonVendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/issues/335146Broken Link

Timeline

Published: Oct 4, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-22259?

A potential DOS vulnerability was discovered in GitLab EE starting with version 12.6 due to lack of pagination in dependencies API.

How severe is CVE-2021-22259?

CVE-2021-22259 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.00% probability of exploitation in the next 30 days.

How do I fix CVE-2021-22259?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-22259?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST