FF
Product
Firefox Focus
by Mozilla · last CVE May 19, 2026
On CISA KEVExploited in the wild
20
CVEs
2
On KEV
9.8
Max CVSS
0
New 30D
Severity mix
Critical 3High 5Medium 12Low 0
Watch

Add Firefox Focus to your stack to get only the CVEs that touch what you run.

CVECVSSEPSSPublishedSummary · affected versions
CVE-2022-26485
In wildKEV
8.8
14%
Dec 22
Mozilla Firefox Use-After-Free Vulnerability
Affected: before 97.3.0
CVE-2024-1563
8.1
0%
Feb 22
An attacker could have executed unauthorized scripts on top origin sites using a JavaScript URI when opening an external URL with a custom Firefox scheme and a timeout race…
Affected: before 122.0
CVE-2026-8945
7.5
0%
May 19
Sandbox escape in Firefox and Firefox Focus for Android
Affected: before 151.0
CVE-2024-0605
7.5
0%
Jan 22
Using a javascript: URI with a setTimeout race condition, an attacker can execute unauthorized scripts on top origin sites in urlbar
Affected: before 122.0
CVE-2023-25743
7.5
1%
Jun 2
A lack of in app notification for entering fullscreen mode could have lead to a malicious website spoofing browser chrome.<br>*This bug only affects Firefox Focus
Affected: All versions, or not specified
Showing 5