CVE-2003-0526
Cross-site scripting (XSS) vulnerability in Microsoft Internet Security and Acceleration (ISA)...
Cross-site scripting (XSS) vulnerability in Microsoft Internet Security and Acceleration (ISA) Server 2000 allows remote attackers to inject arbitrary web script via a URL containing the script in the domain name portion, which is not properly cleansed in the default error pages (1) 500.htm for "500 Internal Server error" or (2) 404.htm for "404 Not Found."
Exploit likelihood
What each source reports
NVD Score used
6.8
Cross-site scripting (XSS) vulnerability in Microsoft Internet Security and Acceleration (ISA) Server 2000 allows remote attackers to inject arbitrary web script via a URL containing the script in the domain name portion, which is not properly cleansed in the default error pages (1) 500.htm for "500 Internal Server error" or (2) 404.htm for "404 Not Found."
- Record
CVE-2003-0526- CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
CVE List No score
Cross-site scripting (XSS) vulnerability in Microsoft Internet Security and Acceleration (ISA) Server 2000 allows remote attackers to inject arbitrary web script via a URL containing the script in the domain name portion, which is not properly cleansed in the default error pages (1) 500.htm for "500 Internal Server error" or (2) 404.htm for "404 Not Found."
- Record
CVE-2003-0526- Updated
- 2026-11-02
EUVDEUVD-2003-0520 No score
Cross-site scripting (XSS) vulnerability in Microsoft Internet Security and Acceleration (ISA) Server 2000 allows remote attackers to inject arbitrary web script via a URL containing the script in the domain name portion, which is not properly cleansed in the default error pages (1) 500.htm for "500 Internal Server error" or (2) 404.htm for "404 Not Found."
- Record
EUVD-2003-0520- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-xjm3-g539-hx9g No score
Cross-site scripting (XSS) vulnerability in Microsoft Internet Security and Acceleration (ISA)...
Cross-site scripting (XSS) vulnerability in Microsoft Internet Security and Acceleration (ISA) Server 2000 allows remote attackers to inject arbitrary web script via a URL containing the script in the domain name portion, which is not properly cleansed in the default error pages (1) 500.htm for "500 Internal Server error" or (2) 404.htm for "404 Not Found."
- Record
GHSA-xjm3-g539-hx9g- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Microsoft ISA Server 2000 - Cross-Site Scripting | 2003-07-16 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2003-0526 is a medium vulnerability (CVSS 6.8) in Microsoft Isa Server, published July 17, 2003. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 22.5%, the 97th percentile. No source names a fixed version.
References
marc.info?l=ntbugtraq&m=105838590030409&w=2
marc.info?l=bugtraq&m=105838862201266&w=2
archives.neohapsis.com/archives/vulnwatch/2003-q3/0031.html
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A117
docs.microsoft.com/en-us/security-updates/securitybulletins/2003/ms03-028
archives.neohapsis.com/archives/vulnwatch/2003-q3/0029.html