CVE-2003-0226

Microsoft Internet Information Services (IIS) 5.0 and 5.1 allows remote attackers to cause a...

5.0 MediumPublic exploit

Microsoft Internet Information Services (IIS) 5.0 and 5.1 allows remote attackers to cause a denial of service via a long WebDAV request with a (1) PROPFIND or (2) SEARCH method, which generates an error condition that is not properly handled.

Exploit likelihood

43.2%Up 16.6 points since Feb 4, 2022

What each source reports

NVD Score used 5.0

Record: CVE-2003-0226
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Updated: 2026-11-02

CVE List No score

Record: CVE-2003-0226
Updated: 2026-11-02

EUVDEUVD-2003-0221 No score

Record: EUVD-2003-0221
Updated: 2026-11-03

GitHub AdvisoriesGHSA-w93c-g8jh-q2hx No score

Microsoft Internet Information Services (IIS) 5.0 and 5.1 allows remote attackers to cause a...

Record: GHSA-w93c-g8jh-q2hx
Updated: 2026-11-02

Affected products

microsoft internet information services

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
Exploit-DB	Microsoft IIS 5.0 - WebDAV PROPFIND / SEARCH Method Denial of Service	2003-05-28
Exploit-DB	Microsoft IIS 5.0 < 5.1 - Remote Denial of Service	2003-05-31

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-2003-0226 is a medium vulnerability (CVSS 5.0) in Microsoft Internet Information Services, published May 30, 2003. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 43.2%, the 98th percentile. No source names a fixed version.