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CVE-2023-28205

76
FAUCET Score

CVE-2023-28205 is a critical use-after-free vulnerability affecting Apple Safari, iOS, iPadOS, and macOS, allowing arbitrary code execution through maliciously crafted web content. With a CVSS score of 8.8 (High), it presents a significant risk as it can be exploited remotely with low attack complexity, leading to full compromise of confidentiality, integrity, and availability. Apple has confirmed active exploitation of this zero-day vulnerability, necessitating immediate patching, as evidenced by its inclusion in the KEV catalog and high community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
< 16.4.1CPE matchmatch criteria
cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
< 15.7.5CPE matchmatch criteria
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
>= 16.0, < 16.4.1CPE matchmatch criteria
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
< 15.7.5CPE matchmatch criteria
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
>= 16.0, < 16.4.1CPE matchmatch criteria
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.8HIGH

CVSS:3.1/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
3.1

Exploit Intelligence

EPSS Score
27.08%
Probability of exploitation in next 30 days
EPSS Percentile
97.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
Added to KEV · Apr 10, 2023
This CVE's current EPSS score of 0.2708 is in the 98th 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

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

Remediation

Patch Available

Vendor Patches (4)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7 Extended Lifecycle SupportFixed in: webkitgtk4-0:2.48.3-2.el7_9
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: webkit2gtk3-0:2.36.7-1.el8_7.3
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: webkit2gtk3-0:2.36.7-1.el9_1.3
View patch
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: webkitgtk3

Vendor Advisories (1)

redhatCVE-2023-28205Important

WebKitGTK: use-after-free leads to arbitrary code execution

Apr 7, 2023

References

cisa.gov / known-exploited-vulnerabilities-catalog
US Government Resource
support.apple.com / en-us/HT213720
Release Notes
support.apple.com / en-us/HT213721
Release Notes
support.apple.com / en-us/HT213722
Release Notes
support.apple.com / en-us/HT213723
Release Notes