Is CVE-2003-0446 in the CISA KEV catalog?

No. CVE-2003-0446 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2003-0446?

CVE-2003-0446 has a CVSS v2 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2003-0446?

CVE-2003-0446 has an EPSS score of 23.00% (97th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2003-0446

MEDIUMEPSS 97th pctl

4.3

CVSS v2

NVD

Description

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.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

23.00%probability of exploitation in 30 days

97thpercentile

Very high risk: more likely to be exploited than 97% of all known CVEs.

References

http://archives.neohapsis.com/archives/bugtraq/2003-06/0120.html
http://lists.grok.org.uk/pipermail/full-disclosure/2003-June/005762.html
http://marc.info/?l=bugtraq&m=105585986015421&w=2
http://marc.info/?l=bugtraq&m=105595990924165&w=2
http://marc.info/?l=ntbugtraq&m=105585001905002&w=2
http://secunia.com/advisories/9055
http://security.greymagic.com/adv/gm013-ie/
http://www.osvdb.org/3065
http://www.securityfocus.com/bid/7938
https://exchange.xforce.ibmcloud.com/vulnerabilities/12334

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-16.