CVE-2014-4466

WebKit, as used in Apple Safari before 6.2.1, 7.x before 7.1.1, and 8.x before 8.0.1, allows...

7.5 High

WebKit, as used in Apple Safari before 6.2.1, 7.x before 7.1.1, and 8.x before 8.0.1, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site, a different vulnerability than other WebKit CVEs listed in APPLE-SA-2014-12-2-1.

Exploit likelihood

3.05%Down 1.4 points since Feb 4, 2022

What each source reports

NVD Score used 7.5

Record: CVE-2014-4466
CVSS 2.0: 7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness: CWE-399
Updated: 2026-11-02

CVE List No score

Record: CVE-2014-4466
Updated: 2026-11-02

EUVDEUVD-2014-4393 No score

Record: EUVD-2014-4393
Updated: 2026-11-03

GitHub AdvisoriesGHSA-8wq2-h44r-3546 No score

WebKit, as used in Apple Safari before 6.2.1, 7.x before 7.1.1, and 8.x before 8.0.1, allows...

Record: GHSA-8wq2-h44r-3546
Updated: 2026-11-02

OSVUBUNTU-CVE-2014-4466 No score

Record: UBUNTU-CVE-2014-4466
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`qtwebkit-opensource-src` Ubuntu:16.04:LTS	All versions, plus listed versions 5.4.2+dfsg-1ubuntu2.15.5.1+dfsg-2ubuntu1	None known
`qtwebkit-source` Ubuntu:16.04:LTS	All versions, plus listed versions 2.3.2-0ubuntu102.3.2-0ubuntu11	None known

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2014-4466 is a high vulnerability (CVSS 7.5) in Apple Safari, published December 10, 2014. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.05%, the 87th percentile. No source names a fixed version.

References

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