CVE-2016-4677

high
Published 2017-02-20 · Modified 2026-05-13
CVSS v3
8.8
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v2
6.8
VIR risk
8.8

Description

An issue was discovered in certain Apple products. iOS before 10.1 is affected. Safari before 10.0.1 is affected. tvOS before 10.0.1 is affected. The issue involves the "WebKit" component. It allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site.

Predictions

Exploit likelihood
92%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: product-security@apple.com — https://support.apple.com/HT207272

vendor Authored 2026-05-27

Vendor advisory: product-security@apple.com — https://support.apple.com/HT207271

vendor Authored 2026-05-27

Vendor advisory: product-security@apple.com — https://support.apple.com/HT207270

OS impact

OSVersionStatusFixed in
macos macosaffected10.1

Application impact

VendorProductVersionsFixed
applesafari{"endExcluding":"10.0.1"}10.0.1

References

CWEs

CWE-119

Verify integrity in audit chain (admin only). AS-IS.