CVE-2025-61656: XSS when pasting into VE

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 src/ce/ve.Ce.ClipboardHandler.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
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·01:02 AM
Data Sourced
via MITRE·01:02 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-2025-61656?

The severity of CVE-2025-61656 is classified as medium due to potential cross-site scripting risks.

2

How do I fix CVE-2025-61656?

To fix CVE-2025-61656, update to the latest version of Wikimedia Foundation VisualEditor, specifically version 1.39.15 or higher.

3

What software is affected by CVE-2025-61656?

CVE-2025-61656 affects Wikimedia Foundation VisualEditor versions up to and including 1.39.14.

4

What type of vulnerability is CVE-2025-61656?

CVE-2025-61656 is an improper neutralization of input during web page generation, commonly referred to as Cross-site Scripting (XSS).

5

What kind of attack can CVE-2025-61656 enable?

CVE-2025-61656 can enable attackers to execute arbitrary JavaScript in the context of a user's session, potentially leading to data theft or account hijacking.

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