Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 0f4832ce0eea25afb61eb7f80f57f072b33c7aba
      
https://github.com/WebKit/WebKit/commit/0f4832ce0eea25afb61eb7f80f57f072b33c7aba
  Author: Ryosuke Niwa <[email protected]>
  Date:   2026-03-10 (Tue, 10 Mar 2026)

  Changed paths:
    M Source/WebCore/xml/XMLSerializer.cpp
    M Tools/TestWebKitAPI/Tests/WebKitCocoa/WKWebViewConfiguration.mm

  Log Message:
  -----------
  XMLSerializer.serializeToString leaks URLs used by web extensions
https://bugs.webkit.org/show_bug.cgi?id=305020
<rdar://165629762>

Reviewed by Chris Dumez and Wenson Hsieh.

Fix the bug by masking out custom scheme URLs in XMLSerializer.

Test: Tools/TestWebKitAPI/Tests/WebKitCocoa/WKWebViewConfiguration.mm

* Source/WebCore/xml/XMLSerializer.cpp:
(WebCore::XMLSerializer::serializeToString):
* Tools/TestWebKitAPI/Tests/WebKitCocoa/WKWebViewConfiguration.mm:
(TEST(WebKit, ConfigurationMaskedURLSchemes)):

Originally-landed-as: 301765.396@safari-7623-branch (f6a3e33e70aa). 
rdar://171556797
Canonical link: https://commits.webkit.org/309025@main



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