CVE-2020-12389
Critical
Description
The Firefox content processes did not sufficiently lockdown access control which could result in a sandbox escape. *Note: this issue only affects Firefox on Windows operating systems.*. This vulnerability affects Firefox ESR < 68.8 and Firefox < 76.
SeverityCritical
CVSS10.0
Exploit probability—
Product
Mozilla Firefox
PublishedMay 26, 2020
First seenMay 26, 2020
How to fix
Update
- mozilla firefox76.0 or later
- mozilla firefox_esr68.8.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| mozilla firefox | v < 76.0 | 76.0 |
| mozilla firefox_esr | v < 68.8.0 | 68.8.0 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
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