CVE-2021-39885

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-39885
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

8.7 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 2.3 / Impact : 5.8

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope CHANGED

3.5 /10

CVSS v2.0 : LOW

V2 Legend

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

Exploitability : 6.8 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References
Link Resource
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39885.json Vendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/issues/341140 Exploit Issue Tracking Vendor Advisory
https://hackerone.com/reports/1342009 Exploit Permissions Required Third Party Advisory
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39885.json Vendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/issues/341140 Exploit Issue Tracking Vendor Advisory
https://hackerone.com/reports/1342009 Exploit Permissions Required Third Party Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
cpe:2.3:a:gitlab:gitlab:14.3.0:*:*:*:enterprise:*:*:*
History

21 Nov 2024, 06:20

Type Values Removed Values Added
CVSS v2 : 3.5
v3 : 5.4 		v2 : 3.5
v3 : 8.7
References () https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39885.json - Vendor Advisory () https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39885.json - Vendor Advisory
References () https://gitlab.com/gitlab-org/gitlab/-/issues/341140 - Exploit, Issue Tracking, Vendor Advisory () https://gitlab.com/gitlab-org/gitlab/-/issues/341140 - Exploit, Issue Tracking, Vendor Advisory
References () https://hackerone.com/reports/1342009 - Exploit, Permissions Required, Third Party Advisory () https://hackerone.com/reports/1342009 - Exploit, Permissions Required, Third Party Advisory

12 May 2022, 21:15

Type Values Removed Values Added
Summary A Stored XSS in merge request creation page in Gitlab EE version 13.5 and above allows an attacker to execute arbitrary JavaScript code on the victim's behalf via malicious approval rule names 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

12 Oct 2021, 14:04

Type Values Removed Values Added
CPE cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
References (MISC) https://gitlab.com/gitlab-org/gitlab/-/issues/341140 - (MISC) https://gitlab.com/gitlab-org/gitlab/-/issues/341140 - Broken Link
References (CONFIRM) https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39885.json - (CONFIRM) https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39885.json - Vendor Advisory
References (MISC) https://hackerone.com/reports/1342009 - (MISC) https://hackerone.com/reports/1342009 - Permissions Required
CWE CWE-79
CVSS v2 : unknown
v3 : unknown 		v2 : 3.5
v3 : 5.4

04 Oct 2021, 17:24

Type Values Removed Values Added
New CVE
Information

Published : 2021-10-04 17:15

Updated : 2024-11-21 06:20

NVD link : CVE-2021-39885

Mitre link : CVE-2021-39885

CVE.ORG link : CVE-2021-39885

JSON object : View

Products Affected

gitlab

  • gitlab
CWE
CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')