CVE-2021-39946 - Vulnerability Details - OpenCVE

Improper neutralization of user input in GitLab CE/EE versions 14.3 to 14.3.6, 14.4 to 14.4.4, and 14.5 to 14.5.2 allowed an attacker to exploit XSS by abusing the generation of the HTML code related to emojis

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact None

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication Single

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

The EPSS score is 0.00185.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

GitLab

GitLab

affected

Version	Status	Constraints
`>=14.3, <14.3.6`	affected	—
`>=14.4, <14.4.4`	affected	—
`>=14.5, <14.5.2`	affected	—

Configuration 1 [-]

OR	cpe:2.3:a:gitlab:gitlab:::::community:::*
	cpe:2.3:a:gitlab:gitlab:::::enterprise:::*
	cpe:2.3:a:gitlab:gitlab:::::community:::*
	cpe:2.3:a:gitlab:gitlab:::::enterprise:::*
	cpe:2.3:a:gitlab:gitlab:::::community:::*
	cpe:2.3:a:gitlab:gitlab:::::enterprise:::*

No data.

No data.

Project Subscriptions

Vendors	Products
Gitlab Subscribe	Gitlab Subscribe

Advisories

Source	ID	Title
EUVD	EUVD-2021-26302	Improper neutralization of user input in GitLab CE/EE versions 14.3 to 14.3.6, 14.4 to 14.4.4, and 14.5 to 14.5.2 allowed an attacker to exploit XSS by abusing the generation of the HTML code related to emojis

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39946.json
https://gitlab.com/gitlab-org/gitlab/-/issues/345657
https://hackerone.com/reports/1398305

History

No history.

Projects

Sign in to view the affected projects.

MITRE

Status: PUBLISHED

Assigner: GitLab

Published: 2022-01-18T16:52:11

Updated: 2024-08-04T02:20:34.213Z

Reserved: 2021-08-23T00:00:00

Link: CVE-2021-39946

Vulnrichment

No data.

NVD

Status : Modified

Published: 2022-01-18T17:15:08.777

Modified: 2024-11-21T06:20:38.147

Link: CVE-2021-39946

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-79

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