Overview
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.
https://support.apple.com/en-us/HT213340 ; https://support.apple.com/en-us/HT213341 ; https://support.apple.com/en-us/HT213342 ; https://support.apple.com/en-us/HT213345 ; https://support.apple.com/en-us/HT213346 ; https://nvd.nist.gov/vuln/detail/CVE-2022-48503
Key Details
| Property | Value |
|---|---|
| CVE ID | CVE-2022-48503 |
| Vendor / Product | Apple — Multiple Products |
| NVD Published | 2023-08-14 |
| NVD Last Modified | 2025-10-23 |
| CVSS 3.1 Score | 8.8 |
| CVSS 3.1 Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| Severity | HIGH |
| CISA KEV Added | 2025-10-20 |
| CISA KEV Deadline | 2025-11-10 |
| Known Ransomware Use | No |
CVSS 3.1 Breakdown
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Required Action
CISA BOD 22-01 Deadline: 2025-11-10.
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Timeline
| Date | Event |
|---|---|
| 2025-10-20 | Added to CISA Known Exploited Vulnerabilities catalog |
| 2025-11-10 | CISA BOD 22-01 remediation deadline |
References
| Resource | Type |
|---|---|
| NVD — CVE-2022-48503 | Vulnerability Database |
| CISA KEV Catalog Entry | US Government |