By using a form with a data URI it was possible to gain access to the privileged JSONView object that had been cloned into content. Impact from exposing this object appears to be minimal, however it was a bypass of existing defense in depth mechanisms. This vulnerability affects Firefox < 70, Thunderbird < 68.2, and Firefox ESR < 68.2.
History

No history.

cve-icon MITRE Information

Status: PUBLISHED

Assigner: mozilla

Published: 2020-01-08T19:52:08

Updated: 2020-04-29T02:07:10

Reserved: 2019-05-03T00:00:00


Link: CVE-2019-11761

JSON object: View

cve-icon NVD Information

Status : Analyzed

Published: 2020-01-08T20:15:12.780

Modified: 2023-02-01T14:08:24.317


Link: CVE-2019-11761

JSON object: View

cve-icon Redhat Information

No data.