How severe is CVE-2015-3758?

CVE-2015-3758 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2015-3758 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-3758?

CVE-2015-3758 affects Apple Iphone Os. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-3758?

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

When was CVE-2015-3758 published?

CVE-2015-3758 was published on 2015-08-16 and last updated on 2026-06-17.

CVE-2015-3758

CVE-2015-3758 is a medium-severity vulnerability in Apple Iphone Os with a CVSS 2.0 base score of 4.3. 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-20.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Apple Iphone Os
Published: 2015-08-16
Last modified: 2026-06-17

Description

UIKit WebView in Apple iOS before 8.4.1 allows attackers to bypass an intended user-confirmation requirement and initiate arbitrary FaceTime calls via an app that provides a crafted URL.

Frequently asked questions

What is CVE-2015-3758?: UIKit WebView in Apple iOS before 8.4.1 allows attackers to bypass an intended user-confirmation requirement and initiate arbitrary FaceTime calls via an app that provides a crafted URL.
How severe is CVE-2015-3758?: CVE-2015-3758 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2015-3758 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-3758?: CVE-2015-3758 affects Apple Iphone Os. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-3758?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-3758 published?: CVE-2015-3758 was published on 2015-08-16 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*

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