A logic issue was addressed with improved validation.

published 2020-10-27 6y ago modified 2026-06-17 4mo ago also EUVD-2020-25117

cvss: 5.3; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.0%; EPSS 1.0% chance of exploitation in 30 days, percentile 62%
public exploits: 0; none known

A logic issue was addressed with improved validation. This issue is fixed in Safari 13.0.5. A URL scheme may be incorrectly ignored when determining multimedia permission for a website.

Patch / fix

fixed in 1

Apple Safari 13.0

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Exploit prediction

0.97% chance of exploitation in the next 30 days, higher than 62% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.1	5.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
NVD	2.0	5.0	AV:N/AC:L/Au:N/C:N/I:P/A:N

Affected products

Apple Safari

Classification

Weakness

CWE-863 Incorrect Authorization

References

support.apple.com /en-us/HT210922
release-notes, vendor-advisory

Sources

CVE List CVE-2020-3852
NVD CVE-2020-3852

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