CVE-2021-4140

It was possible to construct specific XSLT markup that would be able to bypass an iframe sandbox. This vulnerability affects Firefox ESR 91.5, Firefox 96, and Thunderbird 91.5...

CVE-2022-3032

When receiving an HTML email that contained an iframe element, which used a srcdoc attribute to define the inner HTML document, remote objects specified in the nested document, for example images or videos, were not blocked. Rather, the network was accessed, the objects were loaded and displayed...

CVE-2022-34474

Even when an iframe was sandboxed with allow-top-navigation-by-user-activation, if it received a redirect header to an external protocol the browser would process the redirect and prompt the user as appropriate. This vulnerability affects Firefox 102...

CVE-2022-38473

A cross-origin iframe referencing an XSLT document would inherit the parent domain's permissions such as microphone or camera access. This vulnerability affects Thunderbird 102.2, Thunderbird 91.13, Firefox ESR 91.13, Firefox ESR 102.2, and Firefox 104...

CVE-2022-22759

The CVE-2022-22759 issue describes a flaw where a sandboxed iframe that lacks allow-scripts could still execute an appended element’s JavaScript (e.g., event handlers) when that element is added to the iframe’s document. Affected products and versions include Firefox < 97, Thunderbird < 91....

CVE-2022-26384

Summary: CVE-2022-26384 is a sandbox bypass in Firefox/Thunderbird caused by allowing popups in an iframe sandbox without allow-scripts, enabling crafted links to execute JavaScript in violation of the sandbox. Connected advisories confirm affected products (Firefox < 98, Firefox ESR < 91.7...

CVE-2022-45420

CVE-2022-45420 describes a phishing/spoofing risk where iframe content could be rendered outside the iframe boundaries in Firefox ESR < 102.5, Thunderbird < 102.5, and Firefox

CVE-2022-34474

CVE-2022-34474 affects Mozilla Firefox versions earlier than 102. The issue occurs when an iframe is sandboxed with allow-top-navigation-by-user-activation; if the frame receives a redirect header to an external protocol, the browser processes the redirect and prompts the user. Impact per the ent...

CVE-2022-34468

CVE-2022-34468: An iframe that is not allowed to run scripts could execute scripts when a user clicked a javascript: link. Affected: Firefox <102, Firefox ESR <91.11, Thunderbird <102, Thunderbird

CVE-2022-3032

Thunderbird has a vulnerability where receiving an HTML email containing an iframe with a srcdoc attribute does not block remote objects in the nested document; the network is accessed and items like images/videos are loaded and displayed. Affected versions are Thunderbird < 102.2.1 and Thunde...

CVE-2022-3034

CVE-2022-3034 describes a vulnerability in Mozilla Thunderbird where receiving an HTML email that requests loading an iframe from a remote location causes the browser to fetch the remote document, even though Thunderbird does not display it. The issue affects Thunderbird versions prior to 102.2.1...

CVE-2022-29911

CVE-2022-29911 is an iframe sandbox bypass vulnerability described as an improper implementation of allow-top-navigation-by-user-activation that could permit script execution without allow-scripts. Affected products include Thunderbird (<91.9), Firefox ESR (<91.9), and Firefox (

CVE-2022-22743

When navigating from inside an iframe while requesting fullscreen access, an attacker-controlled tab could have made the browser unable to leave fullscreen mode. This vulnerability affects Firefox ESR 91.5, Firefox 96, and Thunderbird 91.5...

CVE-2022-22759

If a document created a sandboxed iframe without allow-scripts, 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...

CVE-2022-26384

If an attacker could control the contents of an iframe sandboxed with allow-popups but not allow-scripts, they were able to craft a link that, when clicked, would lead to JavaScript execution in violation of the sandbox. This vulnerability affects Firefox 98, Firefox ESR 91.7, and Thunderbird 91....

CVE-2022-28286

Due to a layout change, iframe contents could have been rendered outside of its border. This could have led to user confusion or spoofing attacks. This vulnerability affects Thunderbird 91.8, Firefox 99, and Firefox ESR 91.8...

CVE-2022-29911

An improper implementation of the new iframe sandbox keyword allow-top-navigation-by-user-activation could lead to script execution without allow-scripts being present. This vulnerability affects Thunderbird 91.9, Firefox ESR 91.9, and Firefox 100...

CVE-2022-34474

Even when an iframe was sandboxed with allow-top-navigation-by-user-activation, if it received a redirect header to an external protocol the browser would process the redirect and prompt the user as appropriate. This vulnerability affects Firefox 102...

CVE-2022-38473

A cross-origin iframe referencing an XSLT document would inherit the parent domain's permissions such as microphone or camera access. This vulnerability affects Thunderbird 102.2, Thunderbird 91.13, Firefox ESR 91.13, Firefox ESR 102.2, and Firefox 104...

CVE-2022-3032

When receiving an HTML email that contained an iframe element, which used a srcdoc attribute to define the inner HTML document, remote objects specified in the nested document, for example images or videos, were not blocked. Rather, the network was accessed, the objects were loaded and displayed...