CVE-2010-3257

Use-after-free vulnerability in WebKit, as used in Apple Safari before 4.1.3 and 5.0.x before 5.0...

9.3 High

Use-after-free vulnerability in WebKit, as used in Apple Safari before 4.1.3 and 5.0.x before 5.0.3, Google Chrome before 6.0.472.53, and webkitgtk before 1.2.6, allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via vectors involving element focus.

Exploit likelihood

3.31%Down 2.8 points since Feb 4, 2022

What each source reports

NVD Score used 9.3

Record: CVE-2010-3257
CVSS 2.0: 9.3 HighAV:N/AC:M/Au:N/C:C/I:C/A:C
Weakness: CWE-416
Updated: 2026-11-02

CVE List No score

Record: CVE-2010-3257
Updated: 2026-11-02

EUVDEUVD-2010-3256 No score

Record: EUVD-2010-3256
Updated: 2026-11-03

GitHub AdvisoriesGHSA-rp6m-p8jm-p6fq No score

Use-after-free vulnerability in WebKit, as used in Apple Safari before 4.1.3 and 5.0.x before 5.0...

Record: GHSA-rp6m-p8jm-p6fq
Weakness: CWE-416
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`webkitgtk` Red Hat:enterprise_linux:6::client From an advisory covering 30 CVEs	before 0:1.2.6-2.el6_0	0:1.2.6-2.el6_0
`webkitgtk-debuginfo` Red Hat:enterprise_linux:6::client From an advisory covering 30 CVEs	before 0:1.2.6-2.el6_0	0:1.2.6-2.el6_0
`webkitgtk-devel` Red Hat:enterprise_linux:6::client From an advisory covering 30 CVEs	before 0:1.2.6-2.el6_0	0:1.2.6-2.el6_0
`webkitgtk-doc` Red Hat:enterprise_linux:6::client From an advisory covering 30 CVEs	before 0:1.2.6-2.el6_0	0:1.2.6-2.el6_0
`webkitgtk` Red Hat:enterprise_linux:6::computenode From an advisory covering 30 CVEs	before 0:1.2.6-2.el6_0	0:1.2.6-2.el6_0
`webkitgtk-debuginfo` Red Hat:enterprise_linux:6::computenode From an advisory covering 30 CVEs	before 0:1.2.6-2.el6_0	0:1.2.6-2.el6_0
`webkitgtk-devel` Red Hat:enterprise_linux:6::computenode From an advisory covering 30 CVEs	before 0:1.2.6-2.el6_0	0:1.2.6-2.el6_0
`webkitgtk-doc` Red Hat:enterprise_linux:6::computenode From an advisory covering 30 CVEs	before 0:1.2.6-2.el6_0	0:1.2.6-2.el6_0
`webkitgtk` Red Hat:enterprise_linux:6::server From an advisory covering 30 CVEs	before 0:1.2.6-2.el6_0	0:1.2.6-2.el6_0
`webkitgtk-debuginfo` Red Hat:enterprise_linux:6::server From an advisory covering 30 CVEs	before 0:1.2.6-2.el6_0	0:1.2.6-2.el6_0

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Affected packages
Package	Affected	Fixed
`webkitgtk-devel` Red Hat:enterprise_linux:6::server From an advisory covering 30 CVEs	before 0:1.2.6-2.el6_0	0:1.2.6-2.el6_0
`webkitgtk-doc` Red Hat:enterprise_linux:6::server From an advisory covering 30 CVEs	before 0:1.2.6-2.el6_0	0:1.2.6-2.el6_0
`webkitgtk` Red Hat:enterprise_linux:6::workstation From an advisory covering 30 CVEs	before 0:1.2.6-2.el6_0	0:1.2.6-2.el6_0
`webkitgtk-debuginfo` Red Hat:enterprise_linux:6::workstation From an advisory covering 30 CVEs	before 0:1.2.6-2.el6_0	0:1.2.6-2.el6_0
`webkitgtk-devel` Red Hat:enterprise_linux:6::workstation From an advisory covering 30 CVEs	before 0:1.2.6-2.el6_0	0:1.2.6-2.el6_0
`webkitgtk-doc` Red Hat:enterprise_linux:6::workstation From an advisory covering 30 CVEs	before 0:1.2.6-2.el6_0	0:1.2.6-2.el6_0

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, facts
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-2010-3257 is a high vulnerability (CVSS 9.3) in Apple Safari, published September 7, 2010. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.31%, the 88th percentile. No source names a fixed version.

References

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