Credit Card AutoFill Crashes WebKit Process on Safari 26.0.1

After updating to Safari 26.0.1 on macOS Sonoma 14.8.1, any attempt to autofill a form with a saved credit card will cause the WebKit process to crash. This happens as soon as AutoFill has been authorized via Touch ID or manual password entry. The web page then instantly reloads with the dreaded “This webpage was reloaded because a problem occurred.” banner along the top.


This logging in Console.app seems relevant:


Warning: Exception caught during handling of received message, marking message invalid .
Exception: +[WBSFormDataController getCreditCardControlValuesForFillingInWebView:originatingInFrame:forForm:withMetadataProvider:andCreditCardData:completionHandler:]: unrecognized selector sent to class 0x1f3ba0b70
Received an invalid message 'RemoteObjectRegistry_CallReplyBlock' from the WebContent process with PID 55975
AuxiliaryProcessProxy::terminate: PID=55975
0x1114dc240 - ProcessAssertion::acquireSync Trying to take RBS assertion 'XPCConnectionTerminationWatchdog' for process with PID=55975
0x111c98b80 - [PID=55975] WebProcessProxy::didClose: (web process 55975 crash)


MacBook Pro 14″, macOS 14.8

Posted on Sep 30, 2025 1:41 PM

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Question marked as Top-ranking reply

Posted on Dec 19, 2025 10:19 AM

And if you're not willing to reinstall the whole OS (I wasn't), just downgrading to Safari 18.6 worked for me. Here's the link for Sonoma:


https://swcdn.apple.com/content/downloads/52/08/093-01292-A_RB1WZOT879/679v9stbm7s0ccdcebzsfju4kp761uzgl7/Safari18.6SonomaAuto.pkg

36 replies

Dec 19, 2025 9:54 AM in response to timauthee1

This is wrong. My 2020 mac is supported. As with every new release, some older macs won’t work. Its Apple’s systematic way of making people abandon perfectly good system


Safari has to go. Time to move on to Chrome so we get have a working browser with Sonoma or Sequoia or Tahoe with our Intel macs. Safari is really the only thing that become antiquated. I have a 10 core Intel i9 and there’s really no reason for me to dump this so I can use Safari. Some web sites don’t support Safari as it is.



Credit Card AutoFill Crashes WebKit Process on Safari 26.0.1

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