CVE-2021-39911

MITRE NVD CVE.ORG JSON API Print: PDF PDF

Summary

CVECVE-2021-39911
StatePUBLISHED
AssignerGitLab
Source PriorityCVE Program / NVD first with legacy fallback
Published2021-11-05 00:15:11 UTC
Updated2026-06-12 14:34:00 UTC
DescriptionAn improper access control flaw in all versions of GitLab CE/EE starting from 13.9 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 exposes private email address of Issue and Merge Requests assignee to Webhook data consumers

Risk And Classification

Primary CVSS: v3.1 4.3 MEDIUM from [email protected]

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Problem Types: NVD-CWE-Other | Exposure of private information ('privacy violation') in GitLab

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary4.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
3.1[email protected]Secondary1.7LOWCVSS:3.1/AV:P/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:N
3.1CNADECLARED1.7LOWCVSS:3.1/AV:P/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:N
2.0[email protected]Primary4AV:N/AC:L/Au:S/C:P/I:N/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
Single
Confidentiality
Partial
Integrity
None
Availability
None

AV:N/AC:L/Au:S/C:P/I:N/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Gitlab Gitlab All All All All
Application Gitlab Gitlab All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA GitLab GitLab affected >=13.9, <14.2.6 Not specified
CNA GitLab GitLab affected >=14.3, <14.3.4 Not specified
CNA GitLab GitLab affected >=14.4, <14.4.1 Not specified

References

ReferenceSourceLinkTags
Not Found af854a3a-2127-422b-91ae-364da2661108 gitlab.com Broken Link
2021/CVE-2021-39911.json · master · GitLab.org / cves · GitLab af854a3a-2127-422b-91ae-364da2661108 gitlab.com Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: This vulnerability has been discovered internally by the GitLab team (en)

Legacy QID Mappings

  • 376040 GitLab Multiple Security Vulnerabilities (gitlab release-14.2.6,14.3.4,14.4.1)
  • 690230 Free Berkeley Software Distribution (FreeBSD) Security Update for gitlab (33557582-3958-11ec-90ba-001b217b3468)

© CVE.report 2026

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

Free CVE JSON API cve.report/api

CVE.report and Source URL Uptime Status status.cve.report