CVE-2016-1786

Severity: medium (CVSS 5.4 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-03-24 · updated 2026-06-17
Weakness: CWE-200

Description

The Page Loading implementation in WebKit in Apple iOS before 9.3 and Safari before 9.1 mishandles HTTP responses with a 3xx (aka redirection) status code, which allows remote attackers to spoof the displayed URL, bypass the Same Origin Policy, and obtain sensitive cached information via a crafted web site.

Affected products

Apple Iphone Os: through 9.2.1
Apple Safari: through 9.0.3

References

http://lists.apple.com/archives/security-announce/2016/Mar/msg00000.html
http://lists.apple.com/archives/security-announce/2016/Mar/msg00005.html
http://www.securityfocus.com/archive/1/537948/100/0/threaded
http://www.securitytracker.com/id/1035353
https://support.apple.com/HT206166
https://support.apple.com/HT206171
http://lists.apple.com/archives/security-announce/2016/Mar/msg00000.html
http://lists.apple.com/archives/security-announce/2016/Mar/msg00005.html
http://www.securityfocus.com/archive/1/537948/100/0/threaded
http://www.securitytracker.com/id/1035353
https://support.apple.com/HT206166
https://support.apple.com/HT206171

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