CVE-2022-48503

Name: CVE-2022-48503
Creator: NVD / NIST
Published: 2023-08-14T23:15:10.49+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10Actively ExploitedEPSS 3.12%

Last modified Jun 17, 2026

CVE-2022-48503 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. 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. CISA has confirmed active exploitation in the wild. EPSS estimates a 3.12% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

3.12%

86.2th percentile

Probability of exploitation in the next 30 days. Learn more

Exploitation Status

This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by Nov 10, 2025.

Weakness Enumeration

CWE-129

Affected Software

Vendor	Product	Versions
Apple	Safari	< 15.6
Apple	Ipados	< 15.6
Apple	Iphone Os	< 15.6
Apple	Macos	>= 12.0.0, < 12.5
Apple	Tvos	< 15.6
Apple	Watchos	< 8.7

References

https://support.apple.com/en-us/HT213340Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT213341Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT213342Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT213345Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT213346Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT213340Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT213341Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT213342Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT213345Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT213346Release Notes, Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-48503US Government Resource

Timeline

Published: Aug 14, 2023
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2022-48503?

How severe is CVE-2022-48503?

CVE-2022-48503 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 3.12% probability of exploitation in the next 30 days. This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog.

How do I fix CVE-2022-48503?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-48503?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST