Bug 307654

Summary: [Site Isolation] Fix datalist picker for cross-origin iframes
Product: WebKit Reporter: zak ridouh <zakr>
Component: New BugsAssignee: Nobody <webkit-unassigned>
Status: RESOLVED FIXED    
Severity: Normal CC: webkit-bug-importer
Priority: P2 Keywords: InRadar
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   

zak ridouh
Reported 2026-02-11 23:48:25 PST
When site isolation is enabled, cross-origin iframes run in separate WebContent processes. The datalist picker was sending responses (didSelectDataListOption, didCloseSuggestions) only to the main process, which would fail to update the input element in the iframe's process. Fix this.
Attachments
zak ridouh
Comment 1 2026-02-11 23:48:47 PST
zak ridouh
Comment 2 2026-02-11 23:55:07 PST
EWS
Comment 3 2026-03-10 22:20:54 PDT
Committed 309034@main (dae6ae8ca62b): <https://commits.webkit.org/309034@main> Reviewed commits have been landed. Closing PR #58488 and removing active labels.
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