What is CVE-2023-41993?

CVE-2023-41993 is a high-severity vulnerability in Apple Ipados, classified under Improper Check for Unusual or Exceptional Conditions. CVSS score: 8.8/10. Published 2023-09-21.

How severe is CVE-2023-41993?

High severity. CVSS v3 base score is 8.8 out of 10.

Is CVE-2023-41993 known to be exploited?

Yes. CVE-2023-41993 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-09-25), indicating it is being actively exploited. 20 public proof-of-concept repositories are indexed.

Vulnerability in Apple Ipados

CVE-2023-41993

The issue was addressed with improved checks. This issue is fixed in macOS Sonoma 14. Processing web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited against versions of iOS before iOS 16.7.

Published 2023-09-21 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.243 (97.8th percentile), scored 2026-10-19.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 97.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.292 · newest: 0.243 · change: -0.048

Affected products

Apple Ipados
Apple Iphone OS
Apple macOS — versions unspecified
NetApp Active Iq Unified Manager
NetApp Cloud Insights Acquisition Unit
NetApp Cloud Insights Storage Workload Security Agent
NetApp Oncommand Insight
NetApp Oncommand Workflow Automation
Oracle Graalvm — versions 20.3.13, 21.3.9
Oracle Jdk — versions 1.8.0

Weakness classification (CWE)

CWE-754 — Improper Check for Unusual or Exceptional Conditions

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2023-09-25. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2023-10-16.

Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Public proof-of-concept exploits

References

support.apple.com/en-us/HT213940 (Vendor Advisory)
security.gentoo.org/glsa/202401-33 (Third Party Advisory)
security.netapp.com/advisory/ntap-20240426-0004/ (Third Party Advisory)
af854a3a-2127-422b-91ae-364da2661108 (Vendor Advisory)
af854a3a-2127-422b-91ae-364da2661108 (Vendor Advisory)
af854a3a-2127-422b-91ae-364da2661108 (Third Party Advisory)
134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)

Frequently asked questions

What is CVE-2023-41993?: CVE-2023-41993 is a high-severity vulnerability in Apple Ipados, classified under Improper Check for Unusual or Exceptional Conditions. CVSS score: 8.8/10. Published 2023-09-21.
How severe is CVE-2023-41993?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2023-41993 known to be exploited?: Yes. CVE-2023-41993 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-09-25), indicating it is being actively exploited. 20 public proof-of-concept repositories are indexed.