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Vulnerability details: VCID-wwhw-79yf-8ybg
Vulnerability ID VCID-wwhw-79yf-8ybg
Aliases CVE-2018-4316
Summary Multiple vulnerabilities have been found in WebKitGTK+, the worst of which may lead to arbitrary code execution.
Status Published
Exploitability 0.5
Weighted Severity 7.9
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
System Score Found at
epss 0.00551 https://api.first.org/data/v1/epss?cve=CVE-2018-4316
epss 0.00551 https://api.first.org/data/v1/epss?cve=CVE-2018-4316
epss 0.00551 https://api.first.org/data/v1/epss?cve=CVE-2018-4316
epss 0.00551 https://api.first.org/data/v1/epss?cve=CVE-2018-4316
epss 0.00551 https://api.first.org/data/v1/epss?cve=CVE-2018-4316
epss 0.00551 https://api.first.org/data/v1/epss?cve=CVE-2018-4316
epss 0.00551 https://api.first.org/data/v1/epss?cve=CVE-2018-4316
epss 0.00551 https://api.first.org/data/v1/epss?cve=CVE-2018-4316
epss 0.00551 https://api.first.org/data/v1/epss?cve=CVE-2018-4316
cvssv2 6.8 https://nvd.nist.gov/vuln/detail/CVE-2018-4316
cvssv3 8.8 https://nvd.nist.gov/vuln/detail/CVE-2018-4316
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2018-4316
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4316
https://support.apple.com/kb/HT209106
https://support.apple.com/kb/HT209107
https://support.apple.com/kb/HT209109
https://support.apple.com/kb/HT209140
https://support.apple.com/kb/HT209141
cpe:2.3:a:apple:icloud:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apple:icloud:*:*:*:*:*:*:*:*
cpe:2.3:a:apple:itunes:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apple:itunes:*:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*
CVE-2018-4316 https://nvd.nist.gov/vuln/detail/CVE-2018-4316
GLSA-201812-04 https://security.gentoo.org/glsa/201812-04
USN-3781-1 https://usn.ubuntu.com/3781-1/
No exploits are available.
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2018-4316
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-4316
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.67923
EPSS Score 0.00551
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T13:03:39.036394+00:00 Gentoo Importer Import https://security.gentoo.org/glsa/201812-04 38.0.0