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As part of a winning Pwn2Own entry, a researcher demonstrated a sandbox escape by installing a malicious language pack and then opening a browser feature that used the compromised translation. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.
Base Score
8.3
| Base Score | 8.3 |
|---|---|
| Vector String | CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H |
| Base Severity | High |
| Version | 3.1 |
| Attack Vector (AV) | NETWORK |
