CVE-2023-37255: XSS
First published: Thu Jun 29 2023(Updated: )
An issue was discovered in the CheckUser extension for MediaWiki through 1.39.3. In Special:CheckUser, a check of the "get edits" type is vulnerable to HTML injection through the User-Agent HTTP request header.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| MediaWiki MediaWiki | <=1.39.3 |
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Reference Links
Frequently Asked Questions
What is the vulnerability ID of this issue?
The vulnerability ID of this issue is CVE-2023-37255.
What is the affected software?
The affected software is MediaWiki version 1.39.3.
What is the severity of CVE-2023-37255?
The severity of CVE-2023-37255 is medium, with a CVSS score of 6.1.
What is the nature of the vulnerability?
The vulnerability allows HTML injection through the User-Agent HTTP request header in the Special:CheckUser page of the CheckUser extension for MediaWiki.
Is there a fix available for CVE-2023-37255?
Yes, upgrading to a version of MediaWiki that is not affected, such as a version after 1.39.3, will fix the vulnerability.
- agent/type
- agent/last-modified-date
- collector/nvd-index
- agent/software-canonical-lookup-request
- agent/references
- agent/weakness
- agent/severity
- agent/author
- agent/softwarecombine
- agent/description
- agent/first-publish-date
- agent/event
- agent/tags
- collector/mitre-cve
- source/MITRE
- vendor/mediawiki
- canonical/mediawiki mediawiki
- version/mediawiki mediawiki/1.39.3