If an attacker could control the contents of an iframe sandboxed with <code>allow-popups</code> but not <code>allow-scripts</code>, 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 < 91.7.
2022-12-22T20:15:21.697
2025-04-16T15:15:51.210
Modified
CVSSv3.1: 9.6 (CRITICAL)
Type | Vendor | Product | Version/Range | Vulnerable? |
---|---|---|---|---|
Application | mozilla | firefox | < 98.0 | Yes |
Application | mozilla | firefox_esr | < 91.7 | Yes |
Application | mozilla | thunderbird | < 91.7 | Yes |