If a document created a sandboxed iframe without <code>allow-scripts</code>, and subsequently appended an element to the iframe's document that e.g. had a JavaScript event handler - the event handler would have run despite the iframe's sandbox. This vulnerability affects Firefox < 97, Thunderbird < 91.6, and Firefox ESR < 91.6.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published: 2022-12-22T00:00:00

Updated: 2024-08-03T03:21:49.146Z

Reserved: 2022-01-07T00:00:00

Link: CVE-2022-22759

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2022-12-22T20:15:19.410

Modified: 2022-12-29T22:51:42.820

Link: CVE-2022-22759

cve-icon Redhat

Severity : Moderate

Publid Date: 2022-02-08T00:00:00Z

Links: CVE-2022-22759 - Bugzilla