On pages containing an iframe, the "data:" protocol can be used to create a modal alert that will render over arbitrary domains following page navigation, spoofing of the origin of the modal alert from the iframe content. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published: 2018-06-11T21:00:00

Updated: 2024-08-05T16:12:28.504Z

Reserved: 2017-04-12T00:00:00

Link: CVE-2017-7791

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2018-06-11T21:29:09.407

Modified: 2018-08-03T15:11:27.990

Link: CVE-2017-7791

cve-icon Redhat

Severity : Moderate

Publid Date: 2017-08-08T00:00:00Z

Links: CVE-2017-7791 - Bugzilla