Cross-site Scripting (XSS) Affecting firefox package, versions <81.0+build2-0ubuntu0.18.04.1
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Test your applications- Snyk ID SNYK-UBUNTU1804-FIREFOX-1013292
- published 26 Sep 2020
- disclosed 1 Oct 2020
Introduced: 26 Sep 2020
CVE-2020-15676 Open this link in a new tabHow to fix?
Upgrade Ubuntu:18.04
firefox
to version 81.0+build2-0ubuntu0.18.04.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream firefox
package and not the firefox
package as distributed by Ubuntu
.
See How to fix?
for Ubuntu:18.04
relevant fixed versions and status.
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.