What is CVE-2022-42817?

CVE-2022-42817 is a medium-severity vulnerability in Apple iOS And Ipados, classified under Information Disclosure. CVSS score: 6.5/10. Published 2022-11-01.

How severe is CVE-2022-42817?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Information disclosure in Apple iOS And Ipados

CVE-2022-42817

A logic issue was addressed with improved state management. This issue is fixed in iOS 15.7.1 and iPadOS 15.7.1, iOS 16.1 and iPadOS 16, watchOS 9.1. Visiting a maliciously crafted website may leak sensitive data.

Vulnerability class: Information Disclosure

Published 2022-11-01 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.007 (53.0th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 53.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Apple iOS And Ipados — versions unspecified
Apple Ipados
Apple Iphone OS — versions 16.0
Apple watchOS — versions unspecified

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

support.apple.com/en-us/HT213489 (Vendor Advisory)
support.apple.com/en-us/HT213491 (Vendor Advisory)
support.apple.com/en-us/HT213490 (Vendor Advisory)

Frequently asked questions

What is CVE-2022-42817?: CVE-2022-42817 is a medium-severity vulnerability in Apple iOS And Ipados, classified under Information Disclosure. CVSS score: 6.5/10. Published 2022-11-01.
How severe is CVE-2022-42817?: Medium severity. CVSS v3 base score is 6.5 out of 10.