CVE-2019-9816

MediumCVSS 5.9/10Last modified Jun 17, 2026

Description

A possible vulnerability exists where type confusion can occur when manipulating JavaScript objects in object groups, allowing for the bypassing of security checks within these groups. *Note: this vulnerability has only been demonstrated with UnboxedObjects, which are disabled by default on all supported releases.*. This vulnerability affects Thunderbird < 60.7, Firefox < 67, and Firefox ESR < 60.7.

Metrics

CVSS 3.0 5.9/10CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

Weakness enumeration

CWE-843

Affected software

No affected versions have been published.

Timeline

Published: Jul 23, 2019
Last modified: Jun 17, 2026
NVD status: Modified

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