PUBLISHED DATE: April 10, 2025CVE-2025-3469:
Cross-Site Scripting Vulnerability

Description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/htmlform/fields/HTMLMultiSelectField.Php. This issue affects MediaWiki: before 1.39.12, 1.42.6, 1.43.1.

Questions to Ask Vendors

1. Can you confirm whether your systems are affected by CVE-2025-3469, and if so, what steps are you currently taking to mitigate this vulnerability?
2. What is your estimated timeline for fully resolving CVE-2025-3469 in your products or services, and how will you communicate updates on this issue to us as your customer?

Recommended Actions

• Check out the advisory links provided below.

References

• http://webappsec.pbworks.com/Cross-Site+Scripting
• https://capec.mitre.org/data/definitions/209.html
• https://capec.mitre.org/data/definitions/588.html
• https://capec.mitre.org/data/definitions/591.html
• https://capec.mitre.org/data/definitions/592.html
• https://capec.mitre.org/data/definitions/63.html
• https://capec.mitre.org/data/definitions/85.html
• https://nvd.nist.gov/vuln/detail/CVE-2025-3469