What’s Vulnerable › Vulnerabilities

CVE-2021-30802

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-09-08 · updated 2026-06-17
• Weakness: CWE-416

Description

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.7, tvOS 14.7. Processing maliciously crafted web content may lead to arbitrary code execution.

Affected products

• Apple Iphone Os: before 14.7 — fixed in 14.7
• Apple tvOS: before 14.7 — fixed in 14.7

How to fix

Upgrade to a fixed version: Apple Iphone Os 14.7; Apple tvOS 14.7. Check the vendor advisory for mitigations.

References

• https://support.apple.com/en-us/HT212601
• https://support.apple.com/en-us/HT212604
• https://support.apple.com/en-us/HT212601
• https://support.apple.com/en-us/HT212604

Get alerted when CVE-2021-30802 or the next vulnerability affects your stack