This clipboard poisoning PoC is fascinating. Another reason to not let JS run on websites you don't know or trust.pic.twitter.com/91uTiROHdC
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FWIW, in configurations I use, JS clipboard API only affects the clipboard used by the browser & DE apps, not middle click paste.
On nasty sites that use JS to hijack c&p I actually have to first paste to URL bar, then ^C again, to be able to paste into terminal.
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