How severe is CVE-2024-0606?

CVE-2024-0606 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2024-0606 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-0606?

CVE-2024-0606 affects Mozilla Firefox Focus. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-0606?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-0606 have an EU (EUVD) identifier?

Yes. CVE-2024-0606 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-16399.

When was CVE-2024-0606 published?

CVE-2024-0606 was published on 2024-01-22 and last updated on 2026-06-17.

CVE-2024-0606

CVE-2024-0606 is a medium-severity vulnerability in Mozilla Firefox Focus with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-16399
Weakness: CWE-79
Affected product: Mozilla Firefox Focus
Published: 2024-01-22
Last modified: 2026-06-17

Description

An attacker could execute unauthorized script on a legitimate site through UXSS using window.open() by opening a javascript URI leading to unauthorized actions within the user's loaded webpage. This vulnerability affects Focus for iOS < 122.

Frequently asked questions

What is CVE-2024-0606?: An attacker could execute unauthorized script on a legitimate site through UXSS using window.open() by opening a javascript URI leading to unauthorized actions within the user's loaded webpage. This vulnerability affects Focus for iOS < 122.
How severe is CVE-2024-0606?: CVE-2024-0606 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2024-0606 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-0606?: CVE-2024-0606 affects Mozilla Firefox Focus. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-0606?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-0606 have an EU (EUVD) identifier?: Yes. CVE-2024-0606 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-16399.
When was CVE-2024-0606 published?: CVE-2024-0606 was published on 2024-01-22 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:mozilla:firefox_focus:*:*:*:*:*:iphone_os:*:*

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