Vulnerability · Published Jul 6, 2021 · Assigned by GitLab

CVE-2021-22223

Medium 6.1

In plain English

A medium-severity security flaw in GitLab from GitLab. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 64% of all known vulnerabilities).

Severity (CVSS 3.1)6.1Medium

Exploit odds (30 days)1.0%top 36.5% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

Client-Side code injection through Feature Flag name in GitLab CE/EE starting with 11.9 allows a specially crafted feature flag name to PUT requests on behalf of other users via clicking on a link

Affected products (as reported)

Vendor	Product	Versions
GitLab	GitLab	>=11.9, <13.11.6>=13.12, <13.12.6>=14.0, <14.0.2

References

https://gitlab.com/gitlab-org/gitlab/-/issues/293946 x_refsource_MISC
https://hackerone.com/reports/1059557 x_refsource_MISC
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22223.json x_refsource_CONFIRM