# Windows 2003 Server vulnerabilities > Windows 2003 Server is made by Microsoft. We track 546 published vulnerabilities in it, across 32 versions. 5 of them are on the list of flaws known to be exploited, the newest added on 20 May 2026. If you run Windows 2003 Server, check your version against the exploited flaws below and patch those first. Canonical page: https://www.precursorintelligence.com/product/microsoft/windows_2003_server ## At a glance - **Made by:** [Microsoft](https://www.precursorintelligence.com/vendors/microsoft) - **Published vulnerabilities:** 546 - **Known to be exploited:** 5 - **Versions tracked:** 32 - **Most recently added to the known-exploited list:** [CVE-2009-1537](https://www.precursorintelligence.com/what-is/cve-2009-1537), 20 May 2026. We keep watching the list. ## Which versions of Windows 2003 Server do the exploited flaws hit? Each exploited flaw lists the versions it affects, as published. - [CVE-2009-1537](https://www.precursorintelligence.com/what-is/cve-2009-1537) (Microsoft DirectX NULL Byte Overwrite Vulnerability): all versions - [CVE-2015-1701](https://www.precursorintelligence.com/what-is/cve-2015-1701) (Microsoft Win32k Privilege Escalation Vulnerability): r2-sp2 3 more exploited flaws name Windows 2003 Server without a version of its own (for example as the system other affected software runs on). They are in the list below. ## Which Windows 2003 Server vulnerabilities are being exploited? 5 flaws are on the government list of vulnerabilities known to be exploited, newest first: - [CVE-2009-1537](https://www.precursorintelligence.com/what-is/cve-2009-1537): Microsoft DirectX NULL Byte Overwrite Vulnerability. High, CVSS 8.8, chance of use in 30 days 51%, known exploited since 20 May 2026. - [CVE-2010-0806](https://www.precursorintelligence.com/what-is/cve-2010-0806): Microsoft Internet Explorer Use-After-Free Vulnerability. High, CVSS 8.8, chance of use in 30 days 82%, known exploited since 20 May 2026. - [CVE-2008-0015](https://www.precursorintelligence.com/what-is/cve-2008-0015): Microsoft Windows Video ActiveX Control Remote Code Execution Vulnerability. High, CVSS 8.8, chance of use in 30 days 77%, known exploited since 17 February 2026. - [CVE-2013-5065](https://www.precursorintelligence.com/what-is/cve-2013-5065): Microsoft Windows Kernel Privilege Escalation Vulnerability. High, CVSS 7.8, chance of use in 30 days 35%, known exploited since 3 March 2022. - [CVE-2015-1701](https://www.precursorintelligence.com/what-is/cve-2015-1701): Microsoft Win32k Privilege Escalation Vulnerability. High, CVSS 7.8, chance of use in 30 days 56%, known exploited since 3 March 2022. ## Which Windows 2003 Server flaws are most likely to be used? Ranked by the latest exploit-likelihood forecast (the chance each flaw is used in an attack in the next 30 days): - [CVE-2003-0352](https://www.precursorintelligence.com/what-is/cve-2003-0352): 98%, High (CVSS 7.5) - [CVE-2005-4560](https://www.precursorintelligence.com/what-is/cve-2005-4560): 86%, High (CVSS 7.5) - [CVE-2005-0356](https://www.precursorintelligence.com/what-is/cve-2005-0356): 83%, Medium (CVSS 5.0) - [CVE-2010-0806](https://www.precursorintelligence.com/what-is/cve-2010-0806): 82%, High (CVSS 8.8), known exploited - [CVE-2003-0818](https://www.precursorintelligence.com/what-is/cve-2003-0818): 82%, High (CVSS 7.5) - [CVE-2004-0790](https://www.precursorintelligence.com/what-is/cve-2004-0790): 80%, Medium (CVSS 5.0) ## Questions ### How many vulnerabilities does Windows 2003 Server have? We track 546 published vulnerabilities listed under the name Windows 2003 Server, across 32 versions. The most recent Windows 2003 Server flaw added to the known-exploited list is CVE-2009-1537, on 20 May 2026. ### Which Windows 2003 Server vulnerabilities are being exploited? 5 are on the list of flaws known to be exploited. The most recently added are CVE-2009-1537, CVE-2010-0806 and CVE-2008-0015. ### Which versions of Windows 2003 Server do the exploited flaws affect? Each flaw names its own versions, usually as ranges. The newest, CVE-2009-1537, affects all versions. The versions for every exploited flaw are listed on this page. ### How do I get alerts for Windows 2003 Server? Create a Precursor Intelligence account and track Windows 2003 Server. We match it against every published flaw, give each one a risk score from 0 to 100 and keep watching, so you hear about new ones as soon as we know, by email, in the app or by webhook. ## Running Windows 2003 Server? Precursor Intelligence keeps checking for you: - **Tell us what you run.** Pick your software from a list, or let us work it out from your website. - **We match it to every flaw.** Over 400,000 published flaws, checked against your list. - **Ranked by real-world risk.** Every flaw gets a 0 to 100 risk score, kept up to date, led by evidence criminals are using it. - **Told as soon as we know.** An alert by email, in the app or by webhook to your own tools. Start free (no card, nothing to install): https://www.precursorintelligence.com/register Book a demo: https://www.precursorintelligence.com/contact