238668 2022-04-01 09:55:28 -0700 Adding ".stl" files to a <input type=file> transforms it into ".bmp" 2023-06-23 08:39:05 -0700 1 1 1 Unclassified WebKit Forms Safari 15 Mac (Intel) macOS 12 RESOLVED DUPLICATE 237219 https://bugs.webkit.org/show_bug.cgi?id=239001 InRadar P2 Normal --- 1 sunny webkit-unassigned akeerthi cdumez jens.viebig sabouhallawa thorton webkit-bug-importer wenson_hsieh oldest_to_newest 1857289 0 sunny 2022-04-01 09:55:28 -0700 If a file input has an "accept" attribute with both ".stl" and ".bmp" file extensions (whatever the order): <input type="file" accept=".stl,.bmp"> Then, when selecting a file called "my-file.stl", it shows up as a "tempImageiHA7wr.bmp" instead. - Input to test here: https://dev.sunfox.org/safari-stl/ - STL example file: https://dev.sunfox.org/safari-stl/cults-logo.stl 1858859 1 ap 2022-04-06 09:12:41 -0700 Seems like exact match should always win indeed, and we shouldn't be attempting conversion. 1858860 2 webkit-bug-importer 2022-04-06 09:12:52 -0700 <rdar://problem/91357479> 1866385 3 jens.viebig 2022-05-04 01:19:43 -0700 We also saw this behavior with other combinations for example: <input type="file" accept=".ts,.m2p,.jpg"> <input type="file" accept=".ts,.m2p,image/jpeg"> When adding a .ts or .m2p they will be recognized as temp*.jpg The following "accept" work as expected: <input type="file" accept=".ts,.m2p"> <input type="file" accept=".ts,.m2p,image/*"> 1963311 4 akeerthi 2023-06-23 08:39:05 -0700 *** This bug has been marked as a duplicate of bug 237219 ***