What is the severity of CVE-2018-18643?

CVE-2018-18643 is classified as a high severity vulnerability due to the presence of persistent cross-site scripting (XSS).

How do I fix CVE-2018-18643?

To fix CVE-2018-18643, update your GitLab instance to versions 11.4.6 or later if you are running GitLab Community Edition or Enterprise Edition.

Which GitLab versions are affected by CVE-2018-18643?

CVE-2018-18643 affects GitLab versions 11.2.0 through 11.4.5 and all versions between 11.3.0 and 11.3.10.

What type of vulnerability is CVE-2018-18643?

CVE-2018-18643 is a persistent cross-site scripting (XSS) vulnerability.

Is CVE-2018-18643 applicable to both GitLab CE and EE?

Yes, CVE-2018-18643 affects both GitLab Community Edition (CE) and Enterprise Edition (EE).

Vulnerability/
CVE-2018-18643

medium

6.1

CWE

25/4/2019

5/8/2024

CVE-2018-18643: XSS

First published: Thu Apr 25 2019(Updated: )

GitLab CE & EE 11.2 and later and before 11.5.0-rc12, 11.4.6, and 11.3.10 have Persistent XSS.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
GitLab	<=11.2.0
GitLab	<=11.2.0
GitLab	>=11.3.0<11.3.10
GitLab	>=11.3.0<11.3.10
GitLab	>=11.4.0<11.4.6
GitLab	>=11.4.0<11.4.6
GitLab	>=11.4.7<=11.4.9
GitLab	>=11.4.7<=11.4.9
GitLab	=11.5.0
GitLab	=11.5.0
GitLab	=11.5.0-rc1
GitLab	=11.5.0-rc1
GitLab	=11.5.0-rc10
GitLab	=11.5.0-rc10
GitLab	=11.5.0-rc11
GitLab	=11.5.0-rc11
GitLab	=11.5.0-rc2
GitLab	=11.5.0-rc2
GitLab	=11.5.0-rc3
GitLab	=11.5.0-rc3
GitLab	=11.5.0-rc4
GitLab	=11.5.0-rc4
GitLab	=11.5.0-rc5
GitLab	=11.5.0-rc5
GitLab	=11.5.0-rc6
GitLab	=11.5.0-rc6
GitLab	=11.5.0-rc7
GitLab	=11.5.0-rc7
GitLab	=11.5.0-rc8
GitLab	=11.5.0-rc8
GitLab	=11.5.0-rc9
GitLab	=11.5.0-rc9

Remedy

https://gitlab.com/gitlab-org/gitlab-ce/issues/53385

Never miss a vulnerability like this again

Reference Links

Frequently Asked Questions

What is the severity of CVE-2018-18643?
CVE-2018-18643 is classified as a high severity vulnerability due to the presence of persistent cross-site scripting (XSS).
How do I fix CVE-2018-18643?
To fix CVE-2018-18643, update your GitLab instance to versions 11.4.6 or later if you are running GitLab Community Edition or Enterprise Edition.
Which GitLab versions are affected by CVE-2018-18643?
CVE-2018-18643 affects GitLab versions 11.2.0 through 11.4.5 and all versions between 11.3.0 and 11.3.10.
What type of vulnerability is CVE-2018-18643?
CVE-2018-18643 is a persistent cross-site scripting (XSS) vulnerability.
Is CVE-2018-18643 applicable to both GitLab CE and EE?
Yes, CVE-2018-18643 affects both GitLab Community Edition (CE) and Enterprise Edition (EE).

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agent/references
agent/author
agent/severity
agent/weakness
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agent/softwarecombine
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collector/mitre-cve
source/MITRE
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agent/event
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vendor/gitlab
canonical/gitlab
version/gitlab/11.2.0
version/gitlab/11.3.0
version/gitlab/11.4.0
version/gitlab/11.4.7
version/gitlab/11.4.9
version/gitlab/11.5.0
version/gitlab/11.5.0-rc1
version/gitlab/11.5.0-rc10
version/gitlab/11.5.0-rc11
version/gitlab/11.5.0-rc2
version/gitlab/11.5.0-rc3
version/gitlab/11.5.0-rc4
version/gitlab/11.5.0-rc5
version/gitlab/11.5.0-rc6
version/gitlab/11.5.0-rc7
version/gitlab/11.5.0-rc8
version/gitlab/11.5.0-rc9

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Frequently Asked Questions

What is the severity of CVE-2018-18643?
CVE-2018-18643 is classified as a high severity vulnerability due to the presence of persistent cross-site scripting (XSS).
How do I fix CVE-2018-18643?
To fix CVE-2018-18643, update your GitLab instance to versions 11.4.6 or later if you are running GitLab Community Edition or Enterprise Edition.
Which GitLab versions are affected by CVE-2018-18643?
CVE-2018-18643 affects GitLab versions 11.2.0 through 11.4.5 and all versions between 11.3.0 and 11.3.10.
What type of vulnerability is CVE-2018-18643?
CVE-2018-18643 is a persistent cross-site scripting (XSS) vulnerability.
Is CVE-2018-18643 applicable to both GitLab CE and EE?
Yes, CVE-2018-18643 affects both GitLab Community Edition (CE) and Enterprise Edition (EE).