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CVE-2010-0050

HIGH

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 an HTML document with improperly nested tags.

Published: Mar 15, 2010 Modified: Apr 29, 2026
CWE-416

CVSS Metrics

CVSSv3
Attack Vector: NETWORK Attack Complexity: LOW Privileges Required: NONE User Interaction: REQUIRED Scope: UNCHANGED Confidentiality Impact: HIGH Integrity Impact: HIGH Availability Impact: HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Products (10)

Vendor Product Version
apple safari * < 4.0.5
apple iphone_os * ≥ 2.0 < 4.0
fedoraproject fedora 11
fedoraproject fedora 12
fedoraproject fedora 13
canonical ubuntu_linux 9.10
canonical ubuntu_linux 10.04
canonical ubuntu_linux 10.10
opensuse opensuse 11.2
opensuse opensuse 11.3

GitHub Security Advisory GHSA-x35p-q7vp-559r

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

Risk Scores

CVSS Score 8.8 / 10
EPSS Score 46.37%

Top 2% most likely to be exploited

Threat Score 49.1 / 100

Data Sources

NVD EPSS GitHub