CVE-2021-39887 - Vulnerability Details - OpenCVE

A stored Cross-Site Scripting vulnerability in the GitLab Flavored Markdown in GitLab CE/EE version 8.4 and above allowed an attacker to execute arbitrary JavaScript code on the victim's behalf.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

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 0.00202.

Key SSVC decision points have not yet been added.

Vendors	Products
Gitlab Subscribe	Gitlab Subscribe

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.

Advisories

Source	ID	Title
EUVD	EUVD-2021-26243	A stored Cross-Site Scripting vulnerability in the GitLab Flavored Markdown in GitLab CE/EE version 8.4 and above allowed an attacker to execute arbitrary JavaScript code on the victim's behalf.

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-2021-39887.json
https://gitlab.com/gitlab-org/gitlab/-/issues/332903
https://hackerone.com/reports/1218174

History

No history.

Projects

Sign in to view the affected projects.

MITRE

Status: PUBLISHED

Assigner: GitLab

Published: 2021-10-05T11:12:11

Updated: 2024-08-04T02:20:33.689Z

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

Link: CVE-2021-39887

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-10-05T12:15:07.903

Modified: 2024-11-21T06:20:28.653

Link: CVE-2021-39887

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-79

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