CVE-2021-23974 by Fred · 25/02/2021 The DOMParser API did not properly process ‘‘ elements for escaping. This could be used as an mXSS vector to bypass an HTML Sanitizer. This vulnerability affects Firefox < 86. Date published : 2021-02-25 https://security.gentoo.org/glsa/202104-10 https://bugzilla.mozilla.org/buglist.cgi?bug_id=1528997%2C1683627 Share this: Share on X (Opens in new window) X Share on Bluesky (Opens in new window) Bluesky Share on Facebook (Opens in new window) Facebook Share on LinkedIn (Opens in new window) LinkedIn Share on Threads (Opens in new window) Threads Share on Mastodon (Opens in new window) Mastodon Similar