Vulnerability · Published Aug 25, 2021 · Assigned by GitLab

CVE-2021-22236

Medium 5.5

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 0.9% (higher than 59% of all known vulnerabilities).

Severity (CVSS 3.1)5.5Medium

Exploit odds (30 days)0.9%top 41.2% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

Due to improper handling of OAuth client IDs, new subscriptions generated OAuth tokens on an incorrect OAuth client application. This vulnerability is present in GitLab CE/EE since version 14.1.

Affected products (as reported)

Vendor	Product	Versions
GitLab	GitLab	>=14.1, <14.1.2

References

https://gitlab.com/gitlab-org/gitlab/-/issues/334925 x_refsource_MISC
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22236.json x_refsource_CONFIRM