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Vulnerability details: VCID-gq5t-85tk-9qgh
Vulnerability ID VCID-gq5t-85tk-9qgh
Aliases CVE-2018-4267
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-2018-4267
epss 0.00551 https://api.first.org/data/v1/epss?cve=CVE-2018-4267
epss 0.00551 https://api.first.org/data/v1/epss?cve=CVE-2018-4267
epss 0.00551 https://api.first.org/data/v1/epss?cve=CVE-2018-4267
epss 0.00551 https://api.first.org/data/v1/epss?cve=CVE-2018-4267
epss 0.00551 https://api.first.org/data/v1/epss?cve=CVE-2018-4267
epss 0.00551 https://api.first.org/data/v1/epss?cve=CVE-2018-4267
epss 0.00551 https://api.first.org/data/v1/epss?cve=CVE-2018-4267
epss 0.00551 https://api.first.org/data/v1/epss?cve=CVE-2018-4267
cvssv3 7 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 6.8 https://nvd.nist.gov/vuln/detail/CVE-2018-4267
cvssv3 8.8 https://nvd.nist.gov/vuln/detail/CVE-2018-4267
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2018-4267
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4267
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://support.apple.com/kb/HT208932
https://support.apple.com/kb/HT208933
https://support.apple.com/kb/HT208934
https://support.apple.com/kb/HT208936
https://support.apple.com/kb/HT208938
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-2018-4267 https://nvd.nist.gov/vuln/detail/CVE-2018-4267
GLSA-201808-04 https://security.gentoo.org/glsa/201808-04
USN-3743-1 https://usn.ubuntu.com/3743-1/
No exploits are available.
Vector: CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
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
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2018-4267
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-2018-4267
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
2026-04-01T13:12:32.525967+00:00 Gentoo Importer Import https://security.gentoo.org/glsa/201808-04 38.0.0