What is the severity of CVE-2018-20491?

CVE-2018-20491 is classified as a medium severity vulnerability due to its potential impact through cross-site scripting (XSS).

How do I fix CVE-2018-20491?

To fix CVE-2018-20491, upgrade GitLab to version 11.4.13 or later, 11.5.6 or later, or 11.6.1 or later.

What is the impact of CVE-2018-20491?

The impact of CVE-2018-20491 includes the ability for attackers to execute arbitrary JavaScript in the context of a user's session.

Which versions of GitLab are affected by CVE-2018-20491?

CVE-2018-20491 affects GitLab Enterprise Edition versions 11.3.x through 11.4.x before 11.4.13, 11.5.x before 11.5.6, and 11.6.x before 11.6.1.

Is GitLab Community Edition affected by CVE-2018-20491?

Yes, GitLab Community Edition is also affected by CVE-2018-20491 within the same version ranges as the Enterprise Edition.

Vulnerability/
CVE-2018-20491

medium

5.4

CWE

30/12/2019

5/8/2024

CVE-2018-20491: XSS

First published: Mon Dec 30 2019(Updated: )

An issue was discovered in GitLab Enterprise Edition 11.3.x and 11.4.x before 11.4.13, 11.5.x before 11.5.6, and 11.6.x before 11.6.1. It allows XSS.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
GitLab	>=11.3.0<11.4.13
GitLab	>=11.3.0<11.4.13
GitLab	>=11.5.0<11.5.6
GitLab	>=11.5.0<11.5.6
GitLab	>=11.6.0<11.6.1
GitLab	>=11.6.0<11.6.1

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Frequently Asked Questions

What is the severity of CVE-2018-20491?
CVE-2018-20491 is classified as a medium severity vulnerability due to its potential impact through cross-site scripting (XSS).
How do I fix CVE-2018-20491?
To fix CVE-2018-20491, upgrade GitLab to version 11.4.13 or later, 11.5.6 or later, or 11.6.1 or later.
What is the impact of CVE-2018-20491?
The impact of CVE-2018-20491 includes the ability for attackers to execute arbitrary JavaScript in the context of a user's session.
Which versions of GitLab are affected by CVE-2018-20491?
CVE-2018-20491 affects GitLab Enterprise Edition versions 11.3.x through 11.4.x before 11.4.13, 11.5.x before 11.5.6, and 11.6.x before 11.6.1.
Is GitLab Community Edition affected by CVE-2018-20491?
Yes, GitLab Community Edition is also affected by CVE-2018-20491 within the same version ranges as the Enterprise Edition.

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collector/mitre-cve
source/MITRE
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agent/first-publish-date
agent/event
agent/source
agent/tags
collector/nvd-index
agent/software-canonical-lookup-request
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canonical/gitlab
version/gitlab/11.3.0
version/gitlab/11.5.0
version/gitlab/11.6.0

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Frequently Asked Questions

What is the severity of CVE-2018-20491?
CVE-2018-20491 is classified as a medium severity vulnerability due to its potential impact through cross-site scripting (XSS).
How do I fix CVE-2018-20491?
To fix CVE-2018-20491, upgrade GitLab to version 11.4.13 or later, 11.5.6 or later, or 11.6.1 or later.
What is the impact of CVE-2018-20491?
The impact of CVE-2018-20491 includes the ability for attackers to execute arbitrary JavaScript in the context of a user's session.
Which versions of GitLab are affected by CVE-2018-20491?
CVE-2018-20491 affects GitLab Enterprise Edition versions 11.3.x through 11.4.x before 11.4.13, 11.5.x before 11.5.6, and 11.6.x before 11.6.1.
Is GitLab Community Edition affected by CVE-2018-20491?
Yes, GitLab Community Edition is also affected by CVE-2018-20491 within the same version ranges as the Enterprise Edition.