What is the severity of CVE-2016-11020?

CVE-2016-11020 has a medium severity due to potential XSS and remote code execution risks.

How do I fix CVE-2016-11020?

To fix CVE-2016-11020, update Kunena to version 5.0.4 or later.

What types of files are vulnerable in CVE-2016-11020?

CVE-2016-11020 allows unsafe file extensions for avatar uploads, exposing systems to potential attacks.

Which versions of Kunena are affected by CVE-2016-11020?

Kunena versions prior to 5.0.4 are affected by CVE-2016-11020.

What can attackers exploit through CVE-2016-11020?

Attackers can exploit CVE-2016-11020 to execute JavaScript code or perform remote code execution on the server.

Vulnerability/
CVE-2016-11020

critical

9.8

CWE

434 79

24/2/2020

6/8/2024

CVE-2016-11020: Malicious File Upload

First published: Mon Feb 24 2020(Updated: )

Kunena before 5.0.4 does not restrict avatar file extensions to gif, jpeg, jpg, and png. This can lead to XSS and remote code execution.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
Kunena	<5.0.4

Remedy

https://github.com/Kunena/Kunena-Forum/pull/5028

Never miss a vulnerability like this again

Reference Links

Frequently Asked Questions

What is the severity of CVE-2016-11020?
CVE-2016-11020 has a medium severity due to potential XSS and remote code execution risks.
How do I fix CVE-2016-11020?
To fix CVE-2016-11020, update Kunena to version 5.0.4 or later.
What types of files are vulnerable in CVE-2016-11020?
CVE-2016-11020 allows unsafe file extensions for avatar uploads, exposing systems to potential attacks.
Which versions of Kunena are affected by CVE-2016-11020?
Kunena versions prior to 5.0.4 are affected by CVE-2016-11020.
What can attackers exploit through CVE-2016-11020?
Attackers can exploit CVE-2016-11020 to execute JavaScript code or perform remote code execution on the server.

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agent/severity
agent/references
agent/first-publish-date
agent/event
agent/description
agent/source
agent/tags
collector/nvd-index
agent/software-canonical-lookup-request
vendor/kunena
canonical/kunena

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Frequently Asked Questions

What is the severity of CVE-2016-11020?
CVE-2016-11020 has a medium severity due to potential XSS and remote code execution risks.
How do I fix CVE-2016-11020?
To fix CVE-2016-11020, update Kunena to version 5.0.4 or later.
What types of files are vulnerable in CVE-2016-11020?
CVE-2016-11020 allows unsafe file extensions for avatar uploads, exposing systems to potential attacks.
Which versions of Kunena are affected by CVE-2016-11020?
Kunena versions prior to 5.0.4 are affected by CVE-2016-11020.
What can attackers exploit through CVE-2016-11020?
Attackers can exploit CVE-2016-11020 to execute JavaScript code or perform remote code execution on the server.