CVE-2021-39885

medium

Description

A Stored XSS in merge request creation page in all versions of Gitlab EE starting from 13.7 before 14.1.7, all versions starting from 14.2 before 14.2.5, and all versions starting from 14.3 before 14.3.1 allows an attacker to execute arbitrary JavaScript code on the victim's behalf via malicious approval rule names

References

https://hackerone.com/reports/1342009

https://gitlab.com/gitlab-org/gitlab/-/issues/341140

https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39885.json

Details

Source: Mitre, NVD

Published: 2021-10-04

Updated: 2022-10-06

Risk Information

CVSS v2

Base Score: 3.5

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

Severity: Low

CVSS v3

Base Score: 5.4

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

Severity: Medium