CVE-2021-22251

Public Exploit

Description

Improper validation of invited users' email address in GitLab EE affecting all versions since 12.2 allowed projects to add members with email address domain that should be blocked by group settings

Category

4.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.22%
Vendor Advisory gitlab.com Vendor Advisory gitlab.com
Affected: GitLab GitLab
Published at:
Updated at:

References

Link Tags
https://gitlab.com/gitlab-org/gitlab/-/issues/14004 issue tracking exploit vendor advisory
https://hackerone.com/reports/679567 third party advisory permissions required
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22251.json vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-22251?
CVE-2021-22251 has been scored as a medium severity vulnerability.
How to fix CVE-2021-22251?
To fix CVE-2021-22251, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-22251 being actively exploited in the wild?
It is possible that CVE-2021-22251 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-22251?
CVE-2021-22251 affects GitLab GitLab.
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