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.
Advisories
Source ID Title
Debian DLA Debian DLA DLA-2387-1 firefox-esr security update
Debian DLA Debian DLA DLA-2408-1 thunderbird security update
Debian DSA Debian DSA DSA-4768-1 firefox-esr security update
Debian DSA Debian DSA DSA-4770-1 thunderbird security update
EUVD EUVD EUVD-2020-7663 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.
Ubuntu USN Ubuntu USN USN-4546-1 Firefox vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2024-08-04T13:22:30.645Z

Reserved: 2020-07-10T00:00:00

Link: CVE-2020-15676

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2020-10-01T19:15:13.783

Modified: 2024-11-21T05:05:59.653

Link: CVE-2020-15676

cve-icon Redhat

Severity : Moderate

Publid Date: 2020-09-22T00:00:00Z

Links: CVE-2020-15676 - Bugzilla

cve-icon OpenCVE Enrichment

No data.