A use after free issue was addressed with improved memory management.

published 2020-12-08 5y ago modified 2026-06-17 4mo ago also EUVD-2020-20419

cvss: 7.8; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.2%; EPSS 1.2% chance of exploitation in 30 days, percentile 67%
public exploits: 0; none known

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.2 and iPadOS 14.2. Processing maliciously crafted web content may lead to arbitrary code execution.

Patch / fix

fixed in 1

Apple iOS and iPadOS 14.2

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Exploit prediction

1.17% chance of exploitation in the next 30 days, higher than 67% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD	2.0	9.3	AV:N/AC:M/Au:N/C:C/I:C/A:C

Affected products

Apple iOS and iPadOS

Classification

Weakness

CWE-416 Use After Free

References

support.apple.com /en-us/HT211929
vendor-advisory
support.apple.com /kb/HT212011
vendor-advisory
seclists.org /fulldisclosure/2020/Dec/26
mailing-list, third-party-advisory

Sources

CVE List CVE-2020-27926
NVD CVE-2020-27926

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