By tricking the browser with a `X-Frame-Options` header, a sandboxed iframe could have presented a button that, if clicked by a user, would bypass restrictions to open a new window. This vulnerability affects Firefox < 127, Firefox ESR < 115.12, and Thunderbird < 115.12.
2024-06-11T13:15:50.690
2025-03-19T21:15:37.710
Modified
CVSSv3.1: 4.7 (MEDIUM)
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Application | mozilla | firefox | < 127.0 | Yes |
| Application | mozilla | firefox_esr | < 115.12 | Yes |
| Application | mozilla | thunderbird | < 115.12 | Yes |