Vulnerability Description
In all versions of GitLab CE/EE, there exists a content spoofing vulnerability which may be leveraged by attackers to trick users into visiting a malicious website by spoofing the content in an error response.
CVSS Score
4.3
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gitlab | Gitlab | >= 1.0.0, < 14.1.7 |
References
- https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39873.jsonVendor Advisory
- https://gitlab.com/gitlab-org/gitlab/-/issues/27241Broken Link
- https://hackerone.com/reports/504961Permissions RequiredThird Party Advisory
- https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39873.jsonVendor Advisory
- https://gitlab.com/gitlab-org/gitlab/-/issues/27241Broken Link
- https://hackerone.com/reports/504961Permissions RequiredThird Party Advisory
FAQ
What is CVE-2021-39873?
CVE-2021-39873 is a vulnerability with a CVSS score of 4.3 (MEDIUM). In all versions of GitLab CE/EE, there exists a content spoofing vulnerability which may be leveraged by attackers to trick users into visiting a malicious website by spoofing the content in an error ...
How severe is CVE-2021-39873?
CVE-2021-39873 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-39873?
Check the references section above for vendor advisories and patch information. Affected products include: Gitlab Gitlab.