Vulnerabilities/

Webrecorder packages are vulnerable to XSS through 404 error handling logic

Severity:
High

Description

A Reflected Cross-Site Scripting (XSS) vulnerability exists in the 404 error handling logic of wabac.js v2.23.10 and below. The parameter requestURL (derived from the original request target) is directly embedded into an inline <script> block without sanitization or escaping.

Recommendation

Update the @webrecorder/archivewebpage package to the latest compatible version. Followings are version details:

References

Related Issues

Tags:
npm
@webrecorder/archivewebpage
Anything's wrong? Let us know Last updated on September 10, 2025

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