CVE-2003-0446

Exp

Cross-site scripting (XSS) in Internet Explorer 5.5 and 6.0, possibly in a component that is also used by other Microsoft products, allows remote attackers to insert arbitrary web script via an XML file that contains a parse error, which inserts the script in the resulting error message.

Published: 2003-07-24 Last update: 2026-04-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2003-0446 is rated High Exploit Risk (65.8/100): CVSS Medium severity, with high exploitation likelihood (EPSS 42.33%, 97th percentile). 2 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

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

Public exploit references (Exploit-DB) for CVE-2003-0446

EDB-ID Source Kind Published Link
22783 exploit_db edb 2003-06-17 Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2003-0446

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 2025-10-13 42.81% 42.33% -0.48%
2 2025-03-30 31.48% 42.81% +11.33%
3 2025-03-29 — 31.48% —

Full EPSS history (11 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2003-0446

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
4.3 2.0 MEDIUM
AV:N/AC:M/Au:N/C:N/I:P/A:N 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:N)
No confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:N)
No availability impact.
 8.6 2.9 [email protected]

Weakness enumeration for CVE-2003-0446

Affected software / configurations for CVE-2003-0446

Vendor Product Version Raw CPE
microsoft internet_explorer 5.5 cpe:2.3:a:microsoft:internet_explorer:5.5:*:*:*:*:*:*:*
microsoft internet_explorer 6.0 cpe:2.3:a:microsoft:internet_explorer:6.0:*:*:*:*:*:*:*

References for CVE-2003-0446

cvelogic Threat Intelligence