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.
References (3)
Core 3
Core References
Broken Link x_refsource_misc
https://gitlab.com/gitlab-org/gitlab/-/issues/219931
Permissions Required, Third Party Advisory x_refsource_misc
https://hackerone.com/reports/884766
Vendor Advisory x_refsource_confirm
https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13300.json
Scores
CVSS v3
8.0
EPSS
0.0020
EPSS Percentile
41.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N
Details
CWE
CWE-863
Status
published
Products (1)
gitlab/gitlab
13.3.0 - 13.3.4 (2 CPE variants)
Published
Sep 14, 2020
Tracked Since
Feb 18, 2026