CVE-2010-0049

Use-after-free vulnerability in WebKit in Apple Safari before 4.0.5 allows remote attackers to...

9.3 HighPublic exploit

Use-after-free vulnerability in WebKit in Apple Safari before 4.0.5 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via HTML elements with right-to-left (RTL) text directionality.

Exploit likelihood

10.9%Down 34.5 points since Feb 4, 2022

What each source reports

NVD Score used 9.3

Record: CVE-2010-0049
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-2010-0049
Updated: 2026-11-02

EUVDEUVD-2010-0081 No score

Record: EUVD-2010-0081
Updated: 2026-11-03

GitHub AdvisoriesGHSA-rv98-p9rj-2p37 No score

Use-after-free vulnerability in WebKit in Apple Safari before 4.0.5 allows remote attackers to...

Record: GHSA-rv98-p9rj-2p37
Updated: 2026-11-02

Affected products

apple safari

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
Exploit-DB	WebKit 1.2.x - Right-to-Left Displayed Text Handling Memory Corruption	2010-03-11

History

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

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

In short

CVE-2010-0049 is a high vulnerability (CVSS 9.3) in Apple Safari, published March 12, 2010. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 10.9%, the 95th percentile. No source names a fixed version.

References

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