CVE-2019-9811
High
Description
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.
SeverityHigh
CVSS8.3
Exploit probability—
Product
Mozilla Firefox
PublishedJul 23, 2019
First seenJul 23, 2019
How to fix
Update
- mozilla firefox68.0 or later
- mozilla firefox_esr60.8 or later
- mozilla thunderbird60.8 or later
Vendor advisories
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| mozilla firefox | v < 68.0 | 68.0 |
| mozilla firefox_esr | v < 60.8 | 60.8 |
| mozilla thunderbird | v < 60.8 | 60.8 |
| debian debian_linux | 8.0 | — |
| novell suse_package_hub_for_suse_linux_enterprise | 12 | — |
| opensuse leap | 15.0, 15.1 | — |
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