CVE-2022-48503

HIGHNVD 8.89.0▲Trending — 5 sources updated this weekExploited in the wild

8.8

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.

CVSS v3: 8.8
EG Score: 9.0(high)
EPSS: 51.9%
KEV: ⚠ Exploited

Published

August 14, 2023

Last Modified

October 23, 2025

Advisory Details (5)

Auto-updated Jun 2, 2026

No patch confirmed yet.

generic

About the security content of iOS 15.6 and iPadOS 15.6 - Apple Support

https://support.apple.com/en-us/HT213346

generic

About the security content of macOS Monterey 12.5 - Apple Support

https://support.apple.com/en-us/HT213345

generic

About the security content of tvOS 15.6 - Apple Support

https://support.apple.com/en-us/HT213342

generic

About the security content of Safari 15.6 - Apple Support

https://support.apple.com/en-us/HT213341

generic

About the security content of watchOS 8.7 - Apple Support

https://support.apple.com/en-us/HT213340

Patch Availability(6)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
redhat	webkitgtk4-0:2.48.3-2.el7_9	2025-07-07	redhat
redhat	webkit2gtk3-0:2.46.3-1.el8_2	2024-11-14	redhat
redhat	webkit2gtk3-0:2.46.3-1.el8_4	2024-11-14	redhat
redhat	webkit2gtk3-0:2.46.3-1.el8_6	2024-11-14	redhat
redhat	webkit2gtk3-0:2.38.5-1.el8	2023-05-16	redhat
redhat	webkit2gtk3-0:2.38.5-1.el9	2023-05-09	redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-129Improper Validation of Array Index

All Vendor Advisories

(6)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 20× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-04 04:29 UTCEG score recompute
2026-06-04 04:29 UTCVendor advisory
2026-06-04 04:29 UTCGHSA enrichment
2026-06-04 00:13 UTCEG score recompute
2026-06-04 00:13 UTCVendor advisory
2026-06-04 00:13 UTCGHSA enrichment
2026-06-03 19:57 UTCEG score recompute
2026-06-03 19:57 UTCVendor advisory
2026-06-03 19:57 UTCGHSA enrichment
2026-06-03 19:09 UTCkev_newly_listed
2026-06-03 15:41 UTCEG score recompute
2026-06-03 15:41 UTCVendor advisory
2026-06-03 15:41 UTCGHSA enrichment
2026-06-03 11:25 UTCEG score recompute
2026-06-03 11:25 UTCVendor advisory
2026-06-03 11:25 UTCGHSA enrichment
2026-06-03 07:09 UTCEG score recompute
2026-06-03 07:09 UTCVendor advisory
2026-06-03 07:09 UTCGHSA enrichment
2026-06-03 02:53 UTCEG score recompute

Frequently asked(6)

What is CVE-2022-48503?

CVE-2022-48503 is a high vulnerability published on August 14, 2023. 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.

When was CVE-2022-48503 disclosed?

CVE-2022-48503 was first published in the National Vulnerability Database on August 14, 2023, with the most recent update on October 23, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2022-48503 actively exploited?

Yes. CISA added CVE-2022-48503 to the Known Exploited Vulnerabilities catalog on October 20, 2025, affecting Apple Multiple Products. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.

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

CVE-2022-48503 has a CVSS v3 base score of 8.8 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.

Which products are affected by CVE-2022-48503?

CVE-2022-48503 affects Apple Multiple Products. The full affected-products list, including version ranges and fixed versions, is shown in the Affected Packages section of this page.

How do I remediate CVE-2022-48503?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-48503, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2022-48503

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CVE-2022-48503

Published

Last Modified

Advisory Details (5)

About the security content of iOS 15.6 and iPadOS 15.6 - Apple Support

About the security content of macOS Monterey 12.5 - Apple Support

About the security content of tvOS 15.6 - Apple Support

About the security content of Safari 15.6 - Apple Support

About the security content of watchOS 8.7 - Apple Support

Patch Availability(6)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

Frequently asked(6)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-48503?

Same vendor

Same CWE

CVE-2022-48503

📅 Published

🔄 Last Modified

📋 Advisory Details (5)

About the security content of iOS 15.6 and iPadOS 15.6 - Apple Support

About the security content of macOS Monterey 12.5 - Apple Support

About the security content of tvOS 15.6 - Apple Support

About the security content of Safari 15.6 - Apple Support

About the security content of watchOS 8.7 - Apple Support

Patch Availability(6)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(6)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-48503?

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Advisory Details (5)

Frequently asked(6)

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