What’s Vulnerable › Vulnerabilities

CVE-2016-1727

• Severity: high (CVSS 8.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 4.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2016-02-01 · updated 2026-06-17
• Weakness: CWE-119

Description

WebKit, as used in Apple iOS before 9.2.1, Safari before 9.0.3, and tvOS before 9.1.1, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, a different vulnerability than CVE-2016-1724.

Affected products

• Apple Iphone Os: before 9.2.1 — fixed in 9.2.1
• Apple Safari: before 9.0.3 — fixed in 9.0.3
• Apple tvOS: before 9.1.1 — fixed in 9.1.1
• Apple watchOS: before 2.2 — fixed in 2.2
• Webkitgtk+: before 2.10.5 — fixed in 2.10.5

How to fix

Upgrade to a fixed version: Apple Iphone Os 9.2.1; Apple Safari 9.0.3; Apple tvOS 9.1.1; Apple watchOS 2.2; Webkitgtk+ 2.10.5. Check the vendor advisory for mitigations.

References

• http://lists.apple.com/archives/security-announce/2016/Jan/msg00002.html
• http://lists.apple.com/archives/security-announce/2016/Jan/msg00004.html
• http://lists.apple.com/archives/security-announce/2016/Jan/msg00005.html
• http://lists.apple.com/archives/security-announce/2016/Mar/msg00001.html
• http://packetstormsecurity.com/files/136227/WebKitGTK-Memory-Corruption-Denial-Of-Service.html
• http://www.securityfocus.com/archive/1/537771/100/0/threaded
• http://www.securityfocus.com/bid/81263
• http://www.securitytracker.com/id/1034737
• https://security.gentoo.org/glsa/201706-15
• https://support.apple.com/HT205729
• https://support.apple.com/HT205730
• https://support.apple.com/HT205732

Get alerted when CVE-2016-1727 or the next vulnerability affects your stack