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CVE-2018-4360

26
FAUCET Score

CVE-2018-4360 addresses multiple memory corruption issues stemming from inadequate memory handling in various Apple and Microsoft products, including iOS, tvOS, Safari, iTunes for Windows, and iCloud for Windows, all prior to specific updated versions. This vulnerability carries a high CVSS score of 8.8, indicating a critical risk where an unauthenticated attacker could achieve high impact on confidentiality, integrity, and availability through a low-complexity attack requiring user interaction. Despite its severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 12CPE matchmatch criteria
cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
< 12.0CPE matchmatch criteria
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
< 12CPE matchmatch criteria
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
< 7.7CPE matchmatch criteria
cpe:2.3:a:apple:icloud:*:*:*:*:*:*:*:*
< 12.9CPE matchmatch criteria
cpe:2.3:a:apple:itunes:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.8HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.19%
Probability of exploitation in next 30 days
EPSS Percentile
80.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0219 is in the 79th percentile among its peer group of 14,875 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.

Remediation

Vendor Patches (1)

applevendor investigatingvia nvd_reference
View patch

References

devcraft.io / 2019/02/19/cve-2018-4360-webkit-information-leakage-with-dommatrixinvertself.html
github.com / WebKit/webkit/commit/a0b0e01648892b0bb60a01aca619eec85eb27f7a
support.apple.com / kb/HT209106
Vendor Advisory
support.apple.com / kb/HT209107
Vendor Advisory
support.apple.com / kb/HT209109
Vendor Advisory
support.apple.com / kb/HT209140
Vendor Advisory
support.apple.com / kb/HT209141
Vendor Advisory