Vulnerability CVE-2022-22759: Information
Description
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.
Severity: CRITICAL (9.6) Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Fixed packages
References to Advisories, Solutions, and Tools
Hyperlink | Resource |
|---|---|
| https://www.mozilla.org/security/advisories/mfsa2022-06/ |
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| https://www.mozilla.org/security/advisories/mfsa2022-05/ |
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| https://www.mozilla.org/security/advisories/mfsa2022-04/ |
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| https://bugzilla.mozilla.org/show_bug.cgi?id=1739957 |
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