CVE Details

Release Date:2020-10-01


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.

See more information about CVE-2020-15676 from MITRE CVE dictionary and NIST NVD

CVSS v3.0 metrics

NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.

Base Score: 6.1 Base Metrics: AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Access Vector: Network Attack Complexity: Low
Privileges Required: None User Interaction: Required
Scope: Changed Confidentiality Impact: Low
Integrity Impact: Low Availability Impact: None

Errata information

PlatformErrataRelease Date
Oracle Linux version 6 (firefox)ELSA-2020-38352020-11-14
Oracle Linux version 6 (thunderbird)ELSA-2020-41582020-11-23
Oracle Linux version 7 (firefox)ELSA-2020-40802020-10-13
Oracle Linux version 7 (thunderbird)ELSA-2020-41632020-10-13
Oracle Linux version 8 (firefox)ELSA-2020-38322020-09-24
Oracle Linux version 8 (thunderbird)ELSA-2020-41552020-10-04

This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team