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CVE-2022-42867

47
FAUCET Score

CVE-2022-42867 is a use-after-free vulnerability affecting Apple's Safari, iOS, iPadOS, macOS, tvOS, and watchOS, which could allow arbitrary code execution when processing maliciously crafted web content. With a CVSS score of 8.8 (High), it presents a significant risk, requiring user interaction (UI:R) but can be exploited remotely (AV:N) with low attack complexity (AC:L), leading to high impact on confidentiality, integrity, and availability (C:H/I:H/A:H). Currently, there is no evidence of active exploitation, public exploit code, or significant community discussion, and it is not listed in CISA's KEV catalog.

Impacted Technologies

VendorProductVersion(s)CPE
< 16.2CPE matchmatch criteria
cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
< 16.2CPE matchmatch criteria
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
< 16.2CPE matchmatch criteria
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
< 13.1CPE matchmatch criteria
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
< 16.2CPE matchmatch criteria
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*

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
34.57%
Probability of exploitation in next 30 days
EPSS Percentile
98.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.3457 is in the 99th 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

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: webkit2gtk3-0:2.38.5-1.el8
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: webkit2gtk3-0:2.38.5-1.el9
View patch
applevendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2022-42867Moderate

webkitgtk: use-after-free issue leading to arbitrary code execution

Dec 15, 2022

References

seclists.org / fulldisclosure/2022/Dec/20
Mailing ListThird Party Advisory
seclists.org / fulldisclosure/2022/Dec/23
Mailing ListThird Party Advisory
seclists.org / fulldisclosure/2022/Dec/26
Mailing ListThird Party Advisory
seclists.org / fulldisclosure/2022/Dec/27
Mailing ListThird Party Advisory
seclists.org / fulldisclosure/2022/Dec/28
Mailing ListThird Party Advisory
security.gentoo.org / glsa/202305-32
support.apple.com / en-us/HT213530
Release NotesVendor Advisory
support.apple.com / en-us/HT213532
Release NotesVendor Advisory
support.apple.com / en-us/HT213535
Release NotesVendor Advisory
support.apple.com / en-us/HT213536
Release NotesVendor Advisory
support.apple.com / en-us/HT213537
Release NotesVendor Advisory
openwall.com / lists/oss-security/2022/12/26/1
Mailing ListThird Party Advisory