CVE-2025-61635: Add rate limiting to ApiFancyCaptchaReload

Published Feb 2, 2026
·
Updated

Vulnerability in Wikimedia Foundation ConfirmEdit. This vulnerability is associated with program files includes/FancyCaptcha/ApiFancyCaptchaReload.Php.

This issue affects ConfirmEdit: .

Affected Software

1 affected component
Wikimedia Foundation ConfirmEdit

Event History

Feb 2, 2026
CVE Published
via MITRE·11:26 PM
Data Sourced
via MITRE·11:26 PM
Description
Feb 3, 2026
Data Sourced
via NVD·12:16 AM
DescriptionSeverity
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Frequently Asked Questions

1

What is the severity of CVE-2025-61635?

CVE-2025-61635 is classified as a medium severity vulnerability due to its potential impact on application performance through excessive API usage.

2

How do I fix CVE-2025-61635?

To address CVE-2025-61635, implement rate limiting in the ApiFancyCaptchaReload function within the ConfirmEdit extension.

3

Who is affected by CVE-2025-61635?

Only users of the Wikimedia Foundation ConfirmEdit extension are affected by CVE-2025-61635.

4

What systems are vulnerable to CVE-2025-61635?

CVE-2025-61635 impacts systems running the Wikimedia Foundation ConfirmEdit extension that includes the FancyCaptcha feature.

5

When was CVE-2025-61635 disclosed?

CVE-2025-61635 was disclosed in 2025 and is an ongoing issue that needs to be mitigated by affected users.

Contact

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