What is the severity of CVE-2021-22220?

CVE-2021-22220 is classified as a high severity vulnerability due to its potential for XSS attacks.

How do I fix CVE-2021-22220?

To mitigate CVE-2021-22220, upgrade your GitLab instance to a version higher than 13.12.2 or apply the security patches provided by GitLab.

Who is affected by CVE-2021-22220?

CVE-2021-22220 affects all GitLab versions starting from 13.10 up to 13.12.2.

What type of vulnerability is CVE-2021-22220?

CVE-2021-22220 is a stored cross-site scripting (XSS) vulnerability in the blob viewer of notebooks.

What impact can CVE-2021-22220 have on my application?

Exploitation of CVE-2021-22220 can allow attackers to execute scripts in the context of the user's browser, potentially compromising user data.

Vulnerability/
CVE-2021-22220

medium

6.1

CWE

8/6/2021

3/8/2024

CVE-2021-22220: XSS

First published: Tue Jun 08 2021(Updated: )

An issue has been discovered in GitLab affecting all versions starting with 13.10. GitLab was vulnerable to a stored XSS in blob viewer of notebooks.

Credit: cve@gitlab.com

Affected Software	Affected Version	How to fix
GitLab	>=13.10<=13.10.5
GitLab	>=13.11<=13.11.5
GitLab	>=13.12<=13.12.2

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Frequently Asked Questions

What is the severity of CVE-2021-22220?
CVE-2021-22220 is classified as a high severity vulnerability due to its potential for XSS attacks.
How do I fix CVE-2021-22220?
To mitigate CVE-2021-22220, upgrade your GitLab instance to a version higher than 13.12.2 or apply the security patches provided by GitLab.
Who is affected by CVE-2021-22220?
CVE-2021-22220 affects all GitLab versions starting from 13.10 up to 13.12.2.
What type of vulnerability is CVE-2021-22220?
CVE-2021-22220 is a stored cross-site scripting (XSS) vulnerability in the blob viewer of notebooks.
What impact can CVE-2021-22220 have on my application?
Exploitation of CVE-2021-22220 can allow attackers to execute scripts in the context of the user's browser, potentially compromising user data.

agent/type
agent/references
agent/author
agent/weakness
agent/softwarecombine
agent/description
collector/mitre-cve
source/MITRE
agent/severity
agent/last-modified-date
agent/first-publish-date
agent/event
agent/source
agent/tags
collector/nvd-index
agent/software-canonical-lookup-request
vendor/gitlab
canonical/gitlab
version/gitlab/13.10
version/gitlab/13.10.5
version/gitlab/13.11
version/gitlab/13.11.5
version/gitlab/13.12
version/gitlab/13.12.2

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Frequently Asked Questions

What is the severity of CVE-2021-22220?
CVE-2021-22220 is classified as a high severity vulnerability due to its potential for XSS attacks.
How do I fix CVE-2021-22220?
To mitigate CVE-2021-22220, upgrade your GitLab instance to a version higher than 13.12.2 or apply the security patches provided by GitLab.
Who is affected by CVE-2021-22220?
CVE-2021-22220 affects all GitLab versions starting from 13.10 up to 13.12.2.
What type of vulnerability is CVE-2021-22220?
CVE-2021-22220 is a stored cross-site scripting (XSS) vulnerability in the blob viewer of notebooks.
What impact can CVE-2021-22220 have on my application?
Exploitation of CVE-2021-22220 can allow attackers to execute scripts in the context of the user's browser, potentially compromising user data.