Mozilla: X-Frame-Options bypass using object or embed tags

Using object or embed tags, it was possible to frame other websites, even if they disallowed framing using the X-Frame-Options header. This vulnerability affects Thunderbird 78 and Firefox 78.0.2...

openSUSE Security Update : MozillaFirefox (openSUSE-2020-1034)

This update for MozillaFirefox fixes the following issues : - Mozilla Firefox 78.0.2 MFSA 2020-28 bsc1173948 - MFSA-2020-0003 bmo1644076 X-Frame-Options bypass using object or embed tags - Firefox Extended Support Release 78.0.2esr ESR - Fixed: Security fix - Fixed: Fixed an accessibility...