Through a series of popups that reuse windowName, an attacker can cause a window to go fullscreen without the user seeing the notification prompt, resulting in potential user confusion or spoofing attacks. This vulnerability affects Firefox ESR < 102.5, Thunderbird < 102.5, and Firefox < 107.
2022-12-22T20:15:42.633
2025-04-15T15:16:01.153
Modified
CVSSv3.1: 6.5 (MEDIUM)
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Application | mozilla | firefox | < 107.0 | Yes |
| Application | mozilla | firefox_esr | < 102.5 | Yes |
| Application | mozilla | thunderbird | < 102.5 | Yes |