Is CVE-2016-4759 in the CISA KEV catalog?

No. CVE-2016-4759 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2016-4759?

CVE-2016-4759 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2016-4759?

CVE-2016-4759 has an EPSS score of 2.07% (79th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2016-4759?

Upgrade libjavascriptcoregtk-4.0-18 on ubuntu 16.04 to 2.14.2-0ubuntu0.16.04.1 or later. Fixes are available for 5 affected products.

CVE & CISA-KEV Catalog

CVE-2016-4759

HIGHEPSS 79th pctl

8.8

CVSS v3

NVD

Description

WebKit in Apple iOS before 10, tvOS before 10, iTunes before 12.5.1 on Windows, and Safari before 10 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, a different vulnerability than CVE-2016-4765, CVE-2016-4766, CVE-2016-4767, and CVE-2016-4768.

CWE-119Buffer Overflow

How to fix

Remediation Available

libjavascriptcoregtk-4.0-18Ubuntu

Fixed in:2.14.2-0ubuntu0.16.04.1USN-3166-1

libwebkit2gtk-4.0-37Ubuntu

Fixed in:2.14.2-0ubuntu0.16.04.1USN-3166-1

webkit2gtkUbuntu

Fixed in:2.14.2-0ubuntu0.16.04.1USN-3166-1

SafariWindows application

Affected:10.0Fixed in:10.0Apple Inc.

iTunesWindows application

Affected:12.5.1Fixed in:12.5.1Apple Inc.

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploit Intelligence

2.07%probability of exploitation in 30 days

79thpercentile

Elevated risk: more likely to be exploited than 79% of all known CVEs.

References

Vendor Advisory8

Third-Party Advisory2

Related Vulnerabilities

Other CWE-119 (Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-4966	Critical	9.4	100%	KEV + Ransom	Fix
CVE-2017-11882	High	7.8	100%	KEV + Ransom	-
CVE-2020-0796	Critical	10.0	100%	KEV + Ransom	-
CVE-2008-4250	Critical	9.8	99%	KEV	-
CVE-2017-15944	Critical	9.8	98%	KEV	Fix
CVE-2015-0014	High	10.0	97%	-	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.