High severity8.0NVD Advisory· Published Sep 14, 2020· Updated Jun 17, 2026
CVE-2020-13300
CVE-2020-13300
Description
GitLab CE/EE version 13.3 prior to 13.3.4 was vulnerable to an OAuth authorization scope change without user consent in the middle of the authorization flow.
Affected products
5>=13.3, <13.3.4+ 2 more
- (no CPE)range: >=13.3, <13.3.4
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*range: >=13.3.0,<13.3.4
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*range: >=13.3.0,<13.3.4
- Range: <13.3.4
Patches
Vulnerability mechanics
References
3- gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13300.jsonnvdVendor Advisory
- hackerone.com/reports/884766nvdPermissions RequiredThird Party Advisory
- gitlab.com/gitlab-org/gitlab/-/issues/219931nvdBroken Link
News mentions
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