CVE-2020-13272

HIGH

OAuth flow - Unverified User Access

Title source: llm
STIX 2.1

Description

OAuth flow missing verification checks CE/EE 12.3 and later through 13.0.1 allows unverified user to use OAuth authorization code flow

References (3)

Core 3
Core References
Permissions Required x_refsource_misc
https://hackerone.com/reports/743556

Scores

CVSS v3 7.5
EPSS 0.0013
EPSS Percentile 31.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-345
Status published
Products (2)
gitlab/gitlab 13.0.0 (2 CPE variants)
gitlab/gitlab 12.3.0 - 12.9.8 (2 CPE variants)
Published Jun 19, 2020
Tracked Since Feb 18, 2026