Low severity3.5NVD Advisory· Published Oct 5, 2021· Updated Jun 17, 2026
CVE-2021-39881
CVE-2021-39881
Description
In all versions of GitLab CE/EE since version 7.7, the application may let a malicious user create an OAuth client application with arbitrary scope names which may allow the malicious user to trick unsuspecting users to authorize the malicious client application using the spoofed scope name and description.
Affected products
6cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*+ 3 more
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*range: >=7.7.0,<14.1.7
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*range: >=7.7.0,<14.1.7
- (no CPE)range: >=7.7
- (no CPE)range: >=7.7, <14.1.7
- Range: >=7.7
Patches
Vulnerability mechanics
References
3- gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39881.jsonnvdVendor Advisory
- hackerone.com/reports/494530nvdPermissions RequiredThird Party Advisory
- gitlab.com/gitlab-org/gitlab/-/issues/26695nvdBroken Link
News mentions
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