21138 2008-09-26 03:49:20 -0700 DOM Constructors are being cached/looked up with the wrong global object 2022-09-16 12:55:31 -0700 1 1 1 Unclassified WebKit DOM 528+ (Nightly build) Mac OS X 10.5 RESOLVED CONFIGURATION CHANGED P2 Normal --- 1 oliver webkit-unassigned ahmad.saleem792 ap bfulgham cdumez rniwa sam oldest_to_newest 92899 0 oliver 2008-09-26 03:49:20 -0700 Our caching of constructor objects is based on the lexical global object at the time of request rather than the object we're actually lifting these objects off. This means that it is impossible for windowa to directly retrieve a dom constructor from windowb (see the attached testcase). 92900 1 23845 oliver 2008-09-26 03:49:46 -0700 Created attachment 23845 test case 1898046 2 ahmad.saleem792 2022-09-12 15:31:17 -0700 *** Safari 16 on macOS 12.6 *** In Console: SecurityError: Blocked a frame with origin "https://bug-21138-attachments.webkit.org" from accessing a cross-origin frame. Protocols, domains, and ports must match. *** STP 153 *** In Console: SecurityError: Blocked a frame with origin "https://bug-21138-attachments.webkit.org" from accessing a cross-origin frame. Protocols, domains, and ports must match. *** Chrome Canary 107 ***  attachment.cgi?id=23845:5 Uncaught DOMException: Blocked a frame with origin "https://bug-21138-attachments.webkit.org" from accessing a cross-origin frame. at window.onload (https://bug-21138-attachments.webkit.org/attachment.cgi?id=23845:5:61) *** Firefox Nightly 106 *** Uncaught DOMException: Permission denied to access property "HTMLAnchorElement" on cross-origin object __________ These are results from all browsers. Just wanted to share the results. Thanks! 1899056 3 462402 rniwa 2022-09-16 12:55:22 -0700 Created attachment 462402 Updated test case This test case works in Safari now. 23845 2008-09-26 03:49:46 -0700 2022-09-16 12:55:22 -0700 test case yaxsstest.html text/html 267 oliver PGlmcmFtZSBpZD0idGVzdEZyYW1lIiBzcmM9ImRhdGE6dGV4dC9odG1sLDxzY3JpcHQ+IEhUTUxB bmNob3JFbGVtZW50LmZvbz0naW5uZXInPC9zY3JpcHQ+Ij48L2lmcmFtZT4KPHNjcmlwdD4Kd2lu ZG93Lm9ubG9hZD1mdW5jdGlvbigpewogICAgSFRNTEFuY2hvckVsZW1lbnQuZm9vPSJvdXRlciI7 CiAgICBhbGVydChkb2N1bWVudC5nZXRFbGVtZW50QnlJZCgidGVzdEZyYW1lIikuY29udGVudFdp bmRvdy5IVE1MQW5jaG9yRWxlbWVudC5mb28pCn0KPC9zY3JpcHQ+ 462402 2022-09-16 12:55:22 -0700 2022-09-16 12:55:22 -0700 Updated test case bug21138.html text/html 359 rniwa PGlmcmFtZSBpZD0idGVzdEZyYW1lIj48L2lmcmFtZT4KPHNjcmlwdD4KdGVzdEZyYW1lLmNvbnRl bnREb2N1bWVudC5vcGVuKCk7CnRlc3RGcmFtZS5jb250ZW50RG9jdW1lbnQud3JpdGUoJzxzY3Jp cHQ+IEhUTUxBbmNob3JFbGVtZW50LmZvbyA9ICJpbm5lciI7PC8nICsgJ3NjcmlwdD4nKTsKdGVz dEZyYW1lLmNvbnRlbnREb2N1bWVudC5jbG9zZSgpOwp3aW5kb3cub25sb2FkPWZ1bmN0aW9uKCl7 CiAgICBIVE1MQW5jaG9yRWxlbWVudC5mb289Im91dGVyIjsKICAgIGFsZXJ0KGRvY3VtZW50Lmdl dEVsZW1lbnRCeUlkKCJ0ZXN0RnJhbWUiKS5jb250ZW50V2luZG93LkhUTUxBbmNob3JFbGVtZW50 LmZvbykKfQo8L3NjcmlwdD4=