Critical severity · published Mar 24, 2016
CVE-2016-1761
libxml2 in Apple iOS before 9.3, OS X before 10.11.4, and watchOS before 2.2 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via…
9.8
CVSS
6.9%
EPSS
No
On KEV
Description
libxml2 in Apple iOS before 9.3, OS X before 10.11.4, and watchOS before 2.2 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted XML document.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)6.9% · higher than 94% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IO
iOS · Apple
through 9.2.1 · source: NVD
MO
Mac OS X · Apple
through 10.11.3 · source: NVD
WA
Watchos · Apple
through 2.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-1761
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-1761
Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/Mar/msg00000.html
Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/Mar/msg00001.html
Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/Mar/msg00004.html
www.securitytracker.com
http://www.securitytracker.com/id/1035353
www.zerodayinitiative.com
http://www.zerodayinitiative.com/advisories/ZDI-16-203
Vendor Advisory
https://support.apple.com/HT206166
More from iOS
10.0
CVE-2025-43300
Apple iOS, iPadOS, and macOS Out-of-Bounds Write Vulnerability
10.0
CVE-2025-24201
Apple Multiple Products WebKit Out-of-Bounds Write Vulnerability
10.0
CVE-2025-24085
Apple Multiple Products Use-After-Free Vulnerability
9.8
CVE-2025-31200
Apple Multiple Products Memory Corruption Vulnerability
9.8
CVE-2025-31201
Apple Multiple Products Arbitrary Read and Write Vulnerability