CVE-2021-22217
MEDIUMCVSS 6.5/10EPSS 1.85%
Last modified
CVE-2021-22217 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. A denial of service vulnerability in all versions of GitLab CE/EE before 13.12.2, 13.11.5 or 13.10.5 allows an attacker to cause uncontrolled resource consumption with a specially crafted issue or merge request. EPSS estimates a 1.85% chance of exploitation in the next 30 days.
Description
A denial of service vulnerability in all versions of GitLab CE/EE before 13.12.2, 13.11.5 or 13.10.5 allows an attacker to cause uncontrolled resource consumption with a specially crafted issue or merge request
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Gitlab | Gitlab | < 13.10.5 |
| Gitlab | Gitlab | >= 13.11, < 13.11.5 |
| Gitlab | Gitlab | >= 13.12, < 13.12.2 |
References
- https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22217.jsonThird Party Advisory
- https://hackerone.com/reports/1090049Permissions Required
- https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22217.jsonThird Party Advisory
- https://hackerone.com/reports/1090049Permissions Required
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-22217?
A denial of service vulnerability in all versions of GitLab CE/EE before 13.12.2, 13.11.5 or 13.10.5 allows an attacker to cause uncontrolled resource consumption with a specially crafted issue or merge request
How severe is CVE-2021-22217?
CVE-2021-22217 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.85% probability of exploitation in the next 30 days.
How do I fix CVE-2021-22217?
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.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2021-22217?
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Scan your code nowSource: NVD / NIST