What is CVE-2024-5022?

CVE-2024-5022 is a medium-severity vulnerability in Mozilla Firefox Focus. CVSS score: 4.4/10. Published 2024-05-17.

How severe is CVE-2024-5022?

Medium severity. CVSS v3 base score is 4.4 out of 10.

Vulnerability in Mozilla Firefox Focus

CVE-2024-5022

The file scheme of URLs would be hidden, resulting in potential spoofing of a website's address in the location bar This vulnerability affects Focus for iOS < 126.

Published 2024-05-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.001 (2.5th percentile), scored 2026-10-20.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 2.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

Mozilla Firefox Focus
Mozilla Focus For iOS — versions unspecified

References

bugzilla.mozilla.org/show_bug.cgi (Issue Tracking)
www.mozilla.org/security/advisories/mfsa2024-24/ (Vendor Advisory)

Frequently asked questions

What is CVE-2024-5022?: CVE-2024-5022 is a medium-severity vulnerability in Mozilla Firefox Focus. CVSS score: 4.4/10. Published 2024-05-17.
How severe is CVE-2024-5022?: Medium severity. CVSS v3 base score is 4.4 out of 10.