If an image had not loaded correctly (such as when it is not actually an image), it could be dragged and dropped cross-domain, resulting in a cross-origin information leak. This vulnerability affects Firefox < 71.
The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.
Link | Tags |
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https://bugzilla.mozilla.org/show_bug.cgi?id=1322864 | permissions required |
https://www.mozilla.org/security/advisories/mfsa2019-36/ | vendor advisory |