CVE-2010-0045

Apple Safari before 4.0.5 on Windows does not properly validate external URL schemes, which allows remote attackers to open local files and execute arbitrary code via a crafted HTML document.

Published: 2010-03-15 Last update: 2026-04-29 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2010-0045 is rated Moderate Risk (64.3/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 2.73%). Mandatory action: Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2010-0045

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-03-30 5.22% 2.73% -2.49%
2 2025-03-29 2.73% 5.22% +2.49%
3 2025-03-19 2.73%

Full EPSS history (6 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2010-0045

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.3 2.0 HIGH
AV:N/AC:M/Au:N/C:C/I:C/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
8.6 10.0 [email protected]

Weakness enumeration for CVE-2010-0045

NVD evaluator notes for CVE-2010-0045

Comment: Per: http://lists.apple.com/archives/security-announce/2010/Mar/msg00000.html CVE-ID: CVE-2010-0045 Available for: Windows 7, Vista, XP Impact: Visiting a maliciously crafted website may lead to arbitrary code execution Description: An issue in Safari's handling of external URL schemes may cause a local file to be opened in response to a URL encountered on a web page. Visiting a maliciously crafted website may lead to arbitrary code execution. This update addresses the issue through improved validation of external URLs. This issue does not affect Mac OS X systems. Credit to Billy Rios and Microsoft Vulnerability Research (MSVR) for reporting this issue.

Affected software / configurations for CVE-2010-0045

Vendor Product Version Raw CPE
apple safari <= 4.0.4 cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
apple safari 4.0 cpe:2.3:a:apple:safari:4.0:*:*:*:*:*:*:*
apple safari 4.0 cpe:2.3:a:apple:safari:4.0:beta:*:*:*:*:*:*
apple safari 4.0.1 cpe:2.3:a:apple:safari:4.0.1:*:*:*:*:*:*:*
apple safari 4.0.2 cpe:2.3:a:apple:safari:4.0.2:*:*:*:*:*:*:*
apple safari 4.0.3 cpe:2.3:a:apple:safari:4.0.3:*:*:*:*:*:*:*

References for CVE-2010-0045

cvelogic Threat Intelligence