Design/Logic Flaw

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...

Code injection

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...

Hardcoded credentials

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...

Spoofing

When exiting fullscreen mode, an iframe could have confused the browser about the current state of fullscreen, resulting in potential user confusion or spoofing attacks. This vulnerability affects Thunderbird 91.10, Firefox 101, and Firefox ESR 91.10...

Spoofing

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-2022-40959

During iframe navigation, certain pages did not have their FeaturePolicy fully initialized leading to a bypass that leaked device permissions into untrusted subdocuments. This vulnerability affects Firefox ESR 102.3, Thunderbird 102.3, and Firefox 105...

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-2022-40959

During iframe navigation, certain pages did not have their FeaturePolicy fully initialized leading to a bypass that leaked device permissions into untrusted subdocuments. This vulnerability affects Firefox ESR 102.3, Thunderbird 102.3, and Firefox 105...

CVE-2022-38473

Concrete details for CVE-2022-38473: A cross-origin iframe referencing an XSLT document could inherit the parent domain’s permissions (e.g., microphone or camera) in Thunderbird and Firefox products. Affected: Thunderbird versions earlier than 102.2 and 91.13, Firefox ESR earlier than 91.13 and 1...

CVE-2022-22743

CVE-2022-22743 affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird

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-2022-26384

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-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-2022-26384

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-2022-38473

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-2022-22743

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-2022-34474

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-2022-28286

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...