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CVE-2022-48503 (GCVE-0-2022-48503)

Vulnerability from cvelistv5 – Published: 2023-08-14 22:40 – Updated: 2025-10-21 23:05
VLAI CISA Previdian
Summary
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.
Severity
8.8 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
SSVC
Exploitation: active Automatable: no Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-10-20 14:53 UTC
CWE
  • Processing web content may lead to arbitrary code execution
  • CWE-129 - Improper Validation of Array Index
Assigner
References
Impacted products
Vendor Product Version CPE status
Apple macOS Affected: unspecified , < 12.5 (custom)
guessed Create a notification for this product.
Apple tvOS Affected: unspecified , < 15.6 (custom)
guessed Create a notification for this product.
Apple Safari Affected: unspecified , < 15.6 (custom)
guessed Create a notification for this product.
Apple watchOS Affected: unspecified , < 8.7 (custom)
guessed Create a notification for this product.
Apple iOS and iPadOS Affected: unspecified , < 15.6 (custom)
guessed Create a notification for this product.
CISA
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 93d74598-7e4e-46bc-8806-7233c367e9dd

Vulnerability ID: CVE-2022-48503

Status: Confirmed

Status Updated: 2025-10-20 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2025-10-20
Asserted: 2025-10-20
Scope
Notes: KEV entry: Apple Multiple Products Unspecified Vulnerability | Affected: Apple / Multiple Products | Description: 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. | Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. | Due date: 2025-11-10 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): 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
Evidence

Type: Vendor Report

Signal: Successful Exploitation

Confidence: 80%

Source: cisa-kev

Details
Cwes
Feed CISA Known Exploited Vulnerabilities Catalog
Product Multiple Products
Due Date 2025-11-10
Date Added 2025-10-20
Vendorproject Apple
Vulnerabilityname Apple Multiple Products Unspecified Vulnerability
Knownransomwarecampaignuse Unknown
References
Created: 2026-02-02 12:25 UTC | Updated: 2026-02-06 07:17 UTC
Previdian
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: fa26a02c-b2bb-48aa-a7fa-9ba67a6e1be2

Vulnerability ID: CVE-2022-48503

Status: Confirmed

Status Updated: 2026-06-01 10:42 UTC

Exploited: Yes

Timestamps
First Seen: 2026-06-01
Asserted: 2026-06-01
Scope
Notes: KEVIntel entry: 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,... | Affected: Apple / macOS, tvOS, Safari, watchOS, iOS and iPadOS | CVSS: 8.8 (HIGH) | EPSS: 0.03121 | Used in malware: unknown | Not yet in CISA KEV: False
Evidence

Type: Public Report

Signal: Successful Exploitation

Confidence: 70%

Source: kevintel

Details
Feed KEVIntel (kevintel.com)
Title 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,...
Vendor Apple
Product macOS, tvOS, Safari, watchOS, iOS and iPadOS
Added Date 2026-06-01T10:42:30.268Z
Cvss Score 8.8
Epss Score 0.03121
Cvss Severity HIGH
Epss Percentile 0.86151
Used In Malware unknown
Ahead Of Cisa Kev 
{
  "count": 1,
  "unit": "day"
}
Not Yet In Cisa Kev False
References
Created: 2026-06-23 14:03 UTC | Updated: 2026-07-10 06:14 UTC
Show details on NVD website
To clipboard 

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      "current_release_date": "2025-11-21T10:14:19+00:00",
      "cve": "CVE-2022-48503",
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      "initial_release_date": "2022-01-01T00:00:00+00:00",
      "product_status:fixed": "285",
      "product_status:known_affected": "9",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "webkitgtk: improper bounds checking leading to arbitrary code execution",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2022/cve-2022-48503.json",
      "version": "3"
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      "current_release_date": "2026-08-29T02:33:11Z",
      "cve": "CVE-2022-48503",
      "id": "CVE-2022-48503",
      "initial_release_date": "2023-06-30T01:14:16Z",
      "product_status:known_affected": "138",
      "product_status:recommended": "743",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2022-48503",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2022-48503.json",
      "version": "24"
    },
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      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}



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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.