CVE-2026-8945
High
Description
Sandbox escape in Firefox and Firefox Focus for Android. This vulnerability was fixed in Firefox 151.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Mozilla Firefox
PublishedMay 19, 2026
First seenMay 19, 2026
Weakness typeCWE-693CWE-693CWE-653CWE-653
How to fix
Update
- mozilla firefox151.0.0 or later
- mozilla firefox_focus151.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| mozilla firefox | v < 151.0.0 | 151.0.0 |
| mozilla firefox_focus | v < 151.0 | 151.0 |
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