CVE-2020-15676
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 1.6%
exploitation probability
1.6%top 25% of all CVEs
observed exploitation
nono source reports it
Firefox sometimes ran the onload handler for SVG elements that the DOM sanitizer decided to remove, resulting in JavaScript being executed after pasting attacker-controlled data into a contenteditable element. This vulnerability affects Firefox < 81, Thunderbird < 78.3, and Firefox ESR < 78.3.
References
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00074.htmlhttp://lists.opensuse.org/opensuse-security-announce/2020-10/msg00077.htmlhttps://bugzilla.mozilla.org/show_bug.cgi?id=1646140https://lists.debian.org/debian-lts-announce/2020/10/msg00020.htmlhttps://security.gentoo.org/glsa/202010-02https://www.debian.org/security/2020/dsa-4770https://www.mozilla.org/security/advisories/mfsa2020-42/https://www.mozilla.org/security/advisories/mfsa2020-43/https://www.mozilla.org/security/advisories/mfsa2020-44/