CVE-2016-4766
WebKit in Apple iOS before 10, tvOS before 10, iTunes before 12.5.1 on Windows, and Safari before...
CVE-2016-4766 is a high vulnerability (CVSS 8.8) in Apple Itunes, published September 25, 2016. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.05%, the 81st percentile. No source names a fixed version.
- Severity
- 8.8 HighCVSS 3.0, NVD
- Exploit chance
- 2.05%EPSS, 81st percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
Description
WebKit in Apple iOS before 10, tvOS before 10, iTunes before 12.5.1 on Windows, and Safari before 10 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-2016-4759, CVE-2016-4765, CVE-2016-4767, and CVE-2016-4768.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
webkit2Mageia:5 From an advisory covering 60 CVEs | before 2.14.5-1.mga5 | 2.14.5-1.mga5 |
qtwebkit-opensource-srcUbuntu:16.04:LTS | All versions, plus listed versions 5.4.2+dfsg-1ubuntu2.15.5.1+dfsg-2ubuntu1 | None known |
qtwebkit-sourceUbuntu:16.04:LTS | All versions, plus listed versions 2.3.2-0ubuntu102.3.2-0ubuntu11 | None known |
webkitgtkUbuntu:16.04:LTS | All versions, plus listed versions 2.4.9-2ubuntu22.4.10-0ubuntu12.4.11-0ubuntu0.1 | None known |
What each source reports
NVD Score used
WebKit in Apple iOS before 10, tvOS before 10, iTunes before 12.5.1 on Windows, and Safari before 10 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-2016-4759, CVE-2016-4765, CVE-2016-4767, and CVE-2016-4768.
- Record
CVE-2016-4766- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE ListNo score
WebKit in Apple iOS before 10, tvOS before 10, iTunes before 12.5.1 on Windows, and Safari before 10 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-2016-4759, CVE-2016-4765, CVE-2016-4767, and CVE-2016-4768.
- Record
CVE-2016-4766- Updated
- 2026-11-02
EUVDEUVD-2016-5751No score
WebKit in Apple iOS before 10, tvOS before 10, iTunes before 12.5.1 on Windows, and Safari before 10 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-2016-4759, CVE-2016-4765, CVE-2016-4767, and CVE-2016-4768.
- Record
EUVD-2016-5751- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-r96h-hgqm-x3x4
WebKit in Apple iOS before 10, tvOS before 10, iTunes before 12.5.1 on Windows, and Safari before...
WebKit in Apple iOS before 10, tvOS before 10, iTunes before 12.5.1 on Windows, and Safari before 10 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-2016-4759, CVE-2016-4765, CVE-2016-4767, and CVE-2016-4768.
- Record
GHSA-r96h-hgqm-x3x4- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-119
- Updated
- 2026-11-02
OSVUBUNTU-CVE-2016-4766
WebKit in Apple iOS before 10, tvOS before 10, iTunes before 12.5.1 on Windows, and Safari before 10 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-2016-4759, CVE-2016-4765, CVE-2016-4767, and CVE-2016-4768.
- Record
UBUNTU-CVE-2016-4766- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVMGASA-2017-0069No score
Updated webkit2 packages fix security vulnerabilities
The webkit2 package has been updated to version 2.14.5, fixing several security issues and other bugs.
- Record
MGASA-2017-0069- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
References
lists.apple.com/archives/security-announce/2016/Sep/msg00008.html
support.apple.com/HT207157
securityfocus.com/bid/93067
securitytracker.com/id/1036854
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nvd.nist.gov/vuln/detail/CVE-2016-4766
github.com/advisories/GHSA-r96h-hgqm-x3x4
advisories.mageia.org/MGASA-2017-0069.html
bugs.mageia.org/show_bug.cgi?id=19721
webkitgtk.org/security/WSA-2016-0006.html
ubuntu.com/security/CVE-2016-4766
cve.org/CVERecord?id=CVE-2016-4766