CVE-2003-0526
Cross-site scripting (XSS) vulnerability in Microsoft Internet Security and Acceleration (ISA) Server 2000 allows remote attackers to…
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
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."
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list an Exploit-DB entry for it.
Exploit-DB1 entry
- Microsoft ISA Server 2000 - Cross-Site Scripting (Exploit-DB entry) (opens in a new tab)
EDB-ID 22919remote, windowspublished 16 Jul 2003Verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
- 9 days later
· 9 days later
Published
- 21 years later
· 21 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 22.5% · top 2.3% of all CVEs (9 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.8.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (8)
- 20030716 Microsoft ISA Server HTTP error handler XSS (TL#007) (opens in a new tab)mailing-listx_refsource_NTBUGTRAQx_transferred
- 20030716 ISA Server - Error Page Cross Site Scripting (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 20030716 Microsoft ISA Server HTTP error handler XSS (TL#007) (opens in a new tab)mailing-listx_refsource_VULNWATCHx_transferred
- oval:org.mitre.oval:def:117 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- MS03-028 (opens in a new tab)vendor-advisoryx_refsource_MSx_transferred
- 20030716 ISA Server - Error Page Cross Site Scripting (opens in a new tab)mailing-listx_refsource_VULNWATCHx_transferred
- 20030716 Microsoft ISA Server HTTP error handler XSS (TL#007) (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- http://pivx.com/larholm/adv/TL006 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2003-0520 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2003-0526)Record last updated .