CVE ID:	CVE-2020-26951
Description:	A parsing and event loading mismatch in Firefox's SVG code could have allowed load events to fire, even after sanitization. An attacker already capable of exploiting an XSS vulnerability in privileged internal pages could have used this attack to bypass our built-in sanitizer. This vulnerability affects Firefox < 83, Firefox ESR < 78.5, and Thunderbird < 78.5.
Test IDs:	None available
Cross References:	Common Vulnerability Exposure (CVE) ID: CVE-2020-26951 https://www.mozilla.org/security/advisories/mfsa2020-50/ https://www.mozilla.org/security/advisories/mfsa2020-51/ https://www.mozilla.org/security/advisories/mfsa2020-52/ https://bugzilla.mozilla.org/show_bug.cgi?id=1667113 https://bugzilla.mozilla.org/show_bug.cgi?id=1667113