Open Redirect in Apple iOS And Ipados

CVE-2021-30888

An information leakage issue was addressed. This issue is fixed in iOS 15.1 and iPadOS 15.1, macOS Monterey 12.0.1, iOS 14.8.1 and iPadOS 14.8.1, tvOS 15.1, watchOS 8.1. A malicious website using Content Security Policy reports may be able to leak information via redirect behavior .

Vulnerability class: Open Redirect

EPSS: 0.017 (75.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-30888?
CVE-2021-30888 is a high-severity vulnerability in Apple iOS And Ipados, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 7.4/10. Published 2021-08-24.
How severe is CVE-2021-30888?
High severity. CVSS v3 base score is 7.4 out of 10.