CVE-2021-39908

high

Description

In all versions of GitLab CE/EE starting from 0.8.0 before 14.2.6, all versions starting from 14.3 before 14.3.4, and all versions starting from 14.4 before 14.4.1 certain Unicode characters can be abused to commit malicious code into projects without being noticed in merge request or source code viewer UI.

References

https://hackerone.com/reports/1280077

https://gitlab.com/gitlab-org/gitlab/-/issues/337193

https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39908.json

Details

Source: Mitre, NVD

Published: 2022-04-01

Updated: 2022-09-30

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Severity: High