Is CVE-2022-48503 in the CISA KEV catalog?

Yes. CVE-2022-48503 is on the CISA Known Exploited Vulnerabilities list, added 2025-10-20.

What is the CVSS severity of CVE-2022-48503?

CVE-2022-48503 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2022-48503?

CVE-2022-48503 has an EPSS score of 3.21% (87th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-48503?

Upgrade webkit2gtk on debian 11 to 2.38.0-1~deb11u1 or later. Fixes are available for 32 affected products.

CVE & CISA-KEV Catalog

CVE-2022-48503

HIGHCISA KEVEPSS 87th pctl

8.8

CVSS v3

NVD

Description

The issue was addressed with improved bounds checks. This issue is fixed in tvOS 15.6, watchOS 8.7, iOS 15.6 and iPadOS 15.6, macOS Monterey 12.5, Safari 15.6. Processing web content may lead to arbitrary code execution.

CWE-129

How to fix

Remediation Available

webkit2gtkDebian

Fixed in:2.38.0-1~deb11u1CVE-2022-48503

Fixed in:2.38.0-1CVE-2022-48503

webkit2gtk3Red Hat / RHEL

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.38.5-1.el9RHSA-2023:2256

webkit2gtk3Rocky

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.38.5-1.el9RHSA-2023:2256

webkit2gtk3-debuginfoRed Hat / RHEL

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.38.5-1.el9RHSA-2023:2256

webkit2gtk3-debuginfoRocky

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.38.5-1.el9RHSA-2023:2256

webkit2gtk3-debugsourceRed Hat / RHEL

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.38.5-1.el9RHSA-2023:2256

webkit2gtk3-debugsourceRocky

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.38.5-1.el9RHSA-2023:2256

webkit2gtk3-develRed Hat / RHEL

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.38.5-1.el9RHSA-2023:2256

webkit2gtk3-develRocky

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.38.5-1.el9RHSA-2023:2256

webkit2gtk3-devel-debuginfoRocky

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.38.5-1.el9RHSA-2023:2256

webkit2gtk3-devel-debuginfoRed Hat / RHEL

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.38.5-1.el9RHSA-2023:2256

webkit2gtk3-jscRed Hat / RHEL

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.38.5-1.el9RHSA-2023:2256

webkit2gtk3-jscRocky

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.38.5-1.el9RHSA-2023:2256

webkit2gtk3-jsc-debuginfoRed Hat / RHEL

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.38.5-1.el9RHSA-2023:2256

webkit2gtk3-jsc-debuginfoRocky

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.38.5-1.el9RHSA-2023:2256

webkit2gtk3-jsc-develRed Hat / RHEL

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.38.5-1.el9RHSA-2023:2256

webkit2gtk3-jsc-develRocky

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.38.5-1.el9RHSA-2023:2256

webkit2gtk3-jsc-devel-debuginfoRocky

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.38.5-1.el9RHSA-2023:2256

webkit2gtk3-jsc-devel-debuginfoRed Hat / RHEL

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_2RHSA-2024:9680

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.38.5-1.el8RHSA-2023:2834

Fixed in:0:2.46.3-1.el8_6RHSA-2024:9653

Fixed in:0:2.46.3-1.el8_4RHSA-2024:9679

Fixed in:0:2.38.5-1.el9RHSA-2023:2256

webkitgtk4Red Hat / RHEL

Fixed in:0:2.48.3-2.el7_9RHSA-2025:10364

webkitgtk4Rocky

Fixed in:0:2.48.3-2.el7_9RHSA-2025:10364

webkitgtk4-debuginfoRed Hat / RHEL

Fixed in:0:2.48.3-2.el7_9RHSA-2025:10364

webkitgtk4-debuginfoRocky

Fixed in:0:2.48.3-2.el7_9RHSA-2025:10364

webkitgtk4-develRed Hat / RHEL

Fixed in:0:2.48.3-2.el7_9RHSA-2025:10364

webkitgtk4-develRocky

Fixed in:0:2.48.3-2.el7_9RHSA-2025:10364

webkitgtk4-docRocky

Fixed in:0:2.48.3-2.el7_9RHSA-2025:10364

webkitgtk4-docRed Hat / RHEL

Fixed in:0:2.48.3-2.el7_9RHSA-2025:10364

webkitgtk4-jscRed Hat / RHEL

Fixed in:0:2.48.3-2.el7_9RHSA-2025:10364

webkitgtk4-jscRocky

Fixed in:0:2.48.3-2.el7_9RHSA-2025:10364

webkitgtk4-jsc-develRed Hat / RHEL

Fixed in:0:2.48.3-2.el7_9RHSA-2025:10364

webkitgtk4-jsc-develRocky

Fixed in:0:2.48.3-2.el7_9RHSA-2025:10364

SafariWindows application

Affected:15.6Fixed in:15.6Apple Inc.

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploit Intelligence

3.21%probability of exploitation in 30 days

87thpercentile

Elevated risk: more likely to be exploited than 87% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

Apple Multiple Products Unspecified Vulnerability

Apple macOS, iOS, tvOS, Safari, and watchOS contain an unspecified vulnerability in JavaScriptCore that when processing web content may lead to arbitrary code execution. The impacted product could be end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue product utilization.

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Remediation due: 2025-11-10

References

Vendor Advisory5

Government Resource1

cisa.gov

Related Vulnerabilities

Other CWE-129 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2021-35592	Medium	6.3	51%	-	Fix
CVE-2021-35598	Medium	6.3	50%	-	Fix
CVE-2021-35594	Medium	6.3	50%	-	Fix
CVE-2014-6317	High	7.1	18%	-	-
CVE-2022-35737	High	7.5	18%	-	Fix
CVE-2023-40477	High	7.8	13%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-10-23.