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 < …
Published: 2022-12-22 · CVSS: 9.8 · CVSS 3.1
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7