CVE-2021-29961 by Fred · 24/06/2021 When styling and rendering an oversized `` element, Firefox did not apply correct clipping which allowed an attacker to paint over the user interface. This vulnerability affects Firefox < 89. Date published : 2021-06-24 https://security.gentoo.org/glsa/202107-09 https://bugzilla.mozilla.org/show_bug.cgi?id=1700235 Share this: Click to share on X (Opens in new window) X Click to share on Bluesky (Opens in new window) Bluesky Click to share on Facebook (Opens in new window) Facebook Click to share on LinkedIn (Opens in new window) LinkedIn Click to share on Threads (Opens in new window) Threads Click to share on Mastodon (Opens in new window) Mastodon Similar