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Fencer Intel
high 8.8

CVE-2016-4728 json

WebKit in Apple iOS before 10, tvOS before 10, iTunes before 12.5.1 on Windows, and Safari before 10 mishandles error prototypes, which all…

published 2016-09-25 10 y ago modified 2026-06-17 4 mo ago also EUVD-2016-5713

cvss
8.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.4%
EPSS 2.4% chance of exploitation in 30 days, percentile 84%
public exploits
0
none known

Summary

WebKit in Apple iOS before 10, tvOS before 10, iTunes before 12.5.1 on Windows, and Safari before 10 mishandles error prototypes, which allows remote attackers to execute arbitrary code via a crafted web site.

Patch / fix

  • apple safari 10.0
  • apple itunes 12.5.1
  • apple iphone_os 10.0
  • apple tvos 10.0
  • webkit2gtk Ubuntu 16.04 LTS 2.14.2-0ubuntu0.16.04.1

ubuntu advisories UBUNTU-CVE-2016-4728

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Exploit prediction

2.42% chance of exploitation in the next 30 days, higher than 84% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 8.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-20 Improper Input Validation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.