Description
An issue has been discovered in GitLab CE/EE affecting all versions starting from 8.8.9. A specially crafted request could bypass Multipart protection and read files in certain specific paths on the server. Affected versions are: >=8.8.9, <13.3.9,>=13.4, <13.4.5,>=13.5, <13.5.2.
References (3)
Core 3
Core References
Broken Link x_refsource_misc
https://gitlab.com/gitlab-org/gitlab/-/issues/230878
Permissions Required, Third Party Advisory x_refsource_misc
https://hackerone.com/reports/927953
Vendor Advisory x_refsource_confirm
https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13356.json
Scores
CVSS v3
8.2
EPSS
0.0018
EPSS Percentile
38.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
Details
Status
published
Products (1)
gitlab/gitlab
8.8.9 - 13.3.9 (2 CPE variants)
Published
Nov 19, 2020
Tracked Since
Feb 18, 2026