What is CVE-2023-22910?

CVE-2023-22910 is a vulnerability in MediaWiki that allows for XSS attacks via wikibase-time-precision-* fields.

How severe is CVE-2023-22910?

CVE-2023-22910 has a severity rating of 5.4, which is considered medium.

Which versions of MediaWiki are affected by CVE-2023-22910?

CVE-2023-22910 affects MediaWiki versions before 1.35.9, between 1.36.0 and 1.38.5, and 1.39.0 and 1.39.1.

How can I fix CVE-2023-22910?

To fix CVE-2023-22910, it is recommended to upgrade to MediaWiki version 1.35.9, 1.38.5, or 1.39.1.

Where can I find more information about CVE-2023-22910?

More information about CVE-2023-22910 can be found at the following reference: [link](https://phabricator.wikimedia.org/T323592).

Vulnerability/
CVE-2023-22910

medium

5.4

CWE

20/1/2023

26/1/2023

CVE-2023-22910: XSS

First published: Fri Jan 20 2023(Updated: )

An issue was discovered in MediaWiki before 1.35.9, 1.36.x through 1.38.x before 1.38.5, and 1.39.x before 1.39.1. There is XSS in Wikibase date formatting via wikibase-time-precision-* fields. This allows JavaScript execution by staff/admin users who do not intentionally have the editsitejs capability.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
MediaWiki MediaWiki	<1.35.9
MediaWiki MediaWiki	>=1.36.0<1.38.5
MediaWiki MediaWiki	=1.39.0
MediaWiki MediaWiki	=1.39.0-rc0
MediaWiki MediaWiki	=1.39.0-rc1

Remedy

https://phabricator.wikimedia.org/T323592

Never miss a vulnerability like this again

Reference Links

https://phabricator.wikimedia.org/T323592

Frequently Asked Questions

What is CVE-2023-22910?
CVE-2023-22910 is a vulnerability in MediaWiki that allows for XSS attacks via wikibase-time-precision-* fields.
How severe is CVE-2023-22910?
CVE-2023-22910 has a severity rating of 5.4, which is considered medium.
Which versions of MediaWiki are affected by CVE-2023-22910?
CVE-2023-22910 affects MediaWiki versions before 1.35.9, between 1.36.0 and 1.38.5, and 1.39.0 and 1.39.1.
How can I fix CVE-2023-22910?
To fix CVE-2023-22910, it is recommended to upgrade to MediaWiki version 1.35.9, 1.38.5, or 1.39.1.
Where can I find more information about CVE-2023-22910?
More information about CVE-2023-22910 can be found at the following reference: [link](https://phabricator.wikimedia.org/T323592).

agent/references
agent/weakness
agent/severity
agent/author
agent/type
agent/event
agent/description
agent/last-modified-date
agent/remedy
agent/first-publish-date
agent/softwarecombine
agent/tags
collector/nvd-index
agent/software-canonical-lookup-request
vendor/mediawiki
canonical/mediawiki mediawiki
version/mediawiki mediawiki/1.36.0
version/mediawiki mediawiki/1.39.0
version/mediawiki mediawiki/1.39.0-rc0
version/mediawiki mediawiki/1.39.0-rc1

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