CVE-2009-1711

WebKit in Apple Safari before 4.0 does not properly initialize memory for Attr DOM objects, which...

9.3 HighFix available

WebKit in Apple Safari before 4.0 does not properly initialize memory for Attr DOM objects, which allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted HTML document.

Exploit likelihood

6.69%Up 0.5 points since Feb 4, 2022

What each source reports

NVD Score used 9.3

Record: CVE-2009-1711
CVSS 2.0: 9.3 HighAV:N/AC:M/Au:N/C:C/I:C/A:C
Weakness: CWE-399
Updated: 2026-11-02

CVE List No score

Record: CVE-2009-1711
Updated: 2026-11-02

EUVDEUVD-2009-1706 No score

Record: EUVD-2009-1706
Updated: 2026-11-03

GitHub AdvisoriesGHSA-3j52-86hv-pq9m No score

WebKit in Apple Safari before 4.0 does not properly initialize memory for Attr DOM objects, which...

Record: GHSA-3j52-86hv-pq9m
Updated: 2026-11-02

Affected products

apple safari

Affected packages

Affected packages
Package	Affected	Fixed
`webkit` Debian:5.0	before 1.0.1-4+lenny2, plus listed versions 1.0.1-4	1.0.1-4+lenny2
`qt4-x11` Debian:5.0	before 4.4.3-1+lenny1, plus listed versions 4.4.3-1	4.4.3-1+lenny1

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-2009-1711 is a high vulnerability (CVSS 9.3) in Apple Safari, published June 10, 2009. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 6.69%, the 93rd percentile. Fixed in webkit 1.0.1-4+lenny2.

References

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