Vulnerability · Published Dec 13, 2021 · Assigned by GitLab

CVE-2021-39930

Medium 4.3

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 0.8% (higher than 58% of all known vulnerabilities).

Severity (CVSS 3.1)4.3Medium

Exploit odds (30 days)0.8%top 42.2% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

Missing authorization in GitLab EE versions between 12.4 and 14.3.6, between 14.4.0 and 14.4.4, and between 14.5.0 and 14.5.2 allowed an attacker to access a user's custom project and group templates

Affected products (as reported)

Vendor	Product	Versions
GitLab	GitLab	>=12.4, <14.3.6>=14.4, <14.4.4>=14.5, <14.5.2

References

https://gitlab.com/gitlab-org/gitlab/-/issues/26103 x_refsource_MISC
https://hackerone.com/reports/475240 x_refsource_MISC
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39930.json x_refsource_CONFIRM