How severe is CVE-2015-3658?

CVE-2015-3658 has a CVSS 2.0 base score of 6.8, rated medium severity.

Is CVE-2015-3658 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-3658?

CVE-2015-3658 primarily affects Apple Safari. In total, 24 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-3658?

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

When was CVE-2015-3658 published?

CVE-2015-3658 was published on 2015-07-03 and last updated on 2026-06-17.

CVE-2015-3658

CVE-2015-3658 is a medium-severity vulnerability in Apple Safari with a CVSS 2.0 base score of 6.8. 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-254.

Key facts

Severity: Medium (CVSS 2.0 base score 6.8)
EPSS exploit prediction: 2% (78th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-254
Affected product: Apple Safari
Published: 2015-07-03
Last modified: 2026-06-17

Description

The Page Loading functionality in WebKit in Apple Safari before 6.2.7, 7.x before 7.1.7, and 8.x before 8.0.7, as used in Apple iOS before 8.4 and other products, does not properly consider redirects during decisions about sending an Origin header, which makes it easier for remote attackers to bypass CSRF protection mechanisms via a crafted web site.

Frequently asked questions

What is CVE-2015-3658?: The Page Loading functionality in WebKit in Apple Safari before 6.2.7, 7.x before 7.1.7, and 8.x before 8.0.7, as used in Apple iOS before 8.4 and other products, does not properly consider redirects during decisions about sending an Origin header, which makes it easier for remote attackers to bypass CSRF protection mechanisms via a crafted web site.
How severe is CVE-2015-3658?: CVE-2015-3658 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2015-3658 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-3658?: CVE-2015-3658 primarily affects Apple Safari. In total, 24 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-3658?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-3658 published?: CVE-2015-3658 was published on 2015-07-03 and last updated on 2026-06-17.

References

Affected products (24)

cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:7.0:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:7.0.1:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:7.0.2:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:7.0.3:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:7.0.4:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:7.0.5:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:7.0.6:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:7.1.0:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:7.1.1:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:7.1.2:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:7.1.3:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:7.1.4:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:7.1.5:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:7.1.6:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:8.0:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:8.0.1:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:8.0.2:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:8.0.3:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:8.0.4:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:8.0.5:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:8.0.6:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*

More vulnerabilities in Apple Safari

CVE-2025-24201 — Critical (CVSS 10.0): An out-of-bounds write issue was addressed with improved checks to prevent unauthorized actions. This issue is fixed in…
CVE-2015-5780 — Critical (CVSS 10.0): The Safari Extensions implementation in Apple Safari before 9 does not require user confirmation before replacing an…
CVE-2014-1303 — Critical (CVSS 10.0): Heap-based buffer overflow in Apple Safari 7.0.2 allows remote attackers to execute arbitrary code and bypass a sandbox…
CVE-2014-1300 — Critical (CVSS 10.0): Unspecified vulnerability in Apple Safari 7.0.2 on OS X allows remote attackers to execute arbitrary code with root…
CVE-2011-3046 — Critical (CVSS 10.0): The extension subsystem in Google Chrome before 17.0.963.78 does not properly handle history navigation, which allows…
CVE-2010-3116 — Critical (CVSS 10.0): Multiple use-after-free vulnerabilities in WebKit, as used in Apple Safari before 4.1.3 and 5.0.x before 5.0.3, Google…

All CVEs affecting Apple Safari →

Other CWE-254 vulnerabilities

CVE-2016-5788 — Critical (CVSS 10.0): General Electric (GE) Bently Nevada 3500/22M USB with firmware before 5.0 and Bently Nevada 3500/22M Serial have open…
CVE-2015-3972 — Critical (CVSS 10.0): The web interface on Janitza UMG 508, 509, 511, 604, and 605 devices supports only short PIN values for authentication,…
CVE-2015-1158 — Critical (CVSS 10.0): The add_job function in scheduler/ipp.c in cupsd in CUPS before 2.0.3 performs incorrect free operations for…
CVE-2019-15149 — Critical (CVSS 9.8): core.py in Mitogen before 0.2.8 has a typo that drops the unidirectional-routing protection mechanism in the case of a…
CVE-2017-8227 — Critical (CVSS 9.8): Amcrest IPM-721S V2.420.AC00.16.R.20160909 devices have a timeout policy to wait for 5 minutes in case 30 incorrect…
CVE-2016-9568 — Critical (CVSS 9.8): A security design issue can allow an unprivileged user to interact with the Carbon Black Sensor and perform…

Browse all CWE-254 vulnerabilities →