CVE-2025-62667: Stored XSS through article extracts in GrowthExperiments

Published Oct 18, 2025
·
Updated

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in The Wikimedia Foundation Mediawiki - GrowthExperiments Extension allows Stored XSS.This issue affects Mediawiki - GrowthExperiments Extension: from master before 1.39.

Affected Software

1 affected component
The Wikimedia Foundation Mediawiki - GrowthExperiments Extension>1.39

Event History

Oct 18, 2025
CVE Published
via MITRE·04:42 AM
Data Sourced
via MITRE·04:42 AM
DescriptionWeakness
Data Sourced
via NVD·05:15 AM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2025-62667?

CVE-2025-62667 is classified as a stored cross-site scripting (XSS) vulnerability in the Mediawiki - GrowthExperiments Extension.

2

How do I fix CVE-2025-62667?

To fix CVE-2025-62667, upgrade the Mediawiki - GrowthExperiments Extension to version 1.39 or later.

3

Which versions of Mediawiki - GrowthExperiments Extension are affected by CVE-2025-62667?

CVE-2025-62667 affects all versions of the Mediawiki - GrowthExperiments Extension prior to 1.39.

4

Can CVE-2025-62667 be exploited remotely?

Yes, CVE-2025-62667 can be exploited remotely if an attacker can inject malicious scripts into the web pages served by the affected extension.

5

What are the potential impacts of exploiting CVE-2025-62667?

Exploiting CVE-2025-62667 could lead to unauthorized access to user sessions, data theft, or defacement of the affected website.

Contact

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