CVE-2021-30698

HIGH 7.5CVE-2021-30698 · Published 08/09/2021 · updated 17/06/2026

In short

CVE-2021-30698 is a HIGH (CVSS 7.5) vulnerability affecting safari (apple).
Chance of exploitation in the next 30 days (EPSS): 2.2%, higher than 82.4% of all vulnerabilities.
Fix: update to 14.1.1 or later.

Package	Affected versions	Patched versions
safari apple	`< 14.1.1`	`14.1.1`

Description

A null pointer dereference was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.4, Safari 14.1.1, iOS 14.6 and iPadOS 14.6. A remote attacker may be able to cause a denial of service.

References

support.apple.com/en-us/HT212528 · Vendor Advisory
support.apple.com/en-us/HT212529 · Vendor Advisory
support.apple.com/en-us/HT212534 · Vendor Advisory

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Package

Affected versions

Patched versions

safari

apple

< 14.1.1

14.1.1

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