CVE-2025-61655: Stored XSS through system messages in VisualEditor

Published Feb 3, 2026
·
Updated

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation VisualEditor. This vulnerability is associated with program files includes/ApiVisualEditorEdit.Php, modules/ve-mw/init/targets/ve.Init.Mw.DesktopArticleTarget.Js, modules/ve-mw/ui/dialogs/ve.Ui.MWSaveDialog.Js.

This issue affects VisualEditor: from before 1.39.14, 1.43.4, 1.44.1.

Affected Software

4 affected components
Wikimedia Foundation VisualEditor>1.39.14, >=1.43.4<1.44.1
MediaWiki Visual Editor Mediawiki>=1.39.0<1.39.14
MediaWiki Visual Editor Mediawiki>=1.43.0<1.43.4
MediaWiki Visual Editor Mediawiki=1.44.0

Event History

Feb 3, 2026
CVE Published
via MITRE·01:04 AM
Data Sourced
via MITRE·01:04 AM
DescriptionWeakness
Data Sourced
via NVD·02:16 AM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-61655?

CVE-2025-61655 is rated as a high severity vulnerability due to the potential for stored XSS attacks.

2

How do I fix CVE-2025-61655?

To fix CVE-2025-61655, update your Wikimedia Foundation VisualEditor to the latest version beyond 1.44.1.

3

What does CVE-2025-61655 affect?

CVE-2025-61655 affects the Wikimedia Foundation VisualEditor, particularly in versions from 1.39.14 to 1.44.1.

4

What kind of attacks can CVE-2025-61655 enable?

CVE-2025-61655 can enable stored Cross-Site Scripting (XSS) attacks, allowing malicious scripts to be injected into web pages.

5

Is CVE-2025-61655 a cross-site scripting vulnerability?

Yes, CVE-2025-61655 is a stored XSS vulnerability that arises from improper input neutralization during web page generation.

Contact

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