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Servers and applications

CVE-2004-0203

Cross-site scripting (XSS) vulnerability in Outlook Web Access for Exchange Server 5.5 Service Pack 4 allows remote attackers to insert arbitrary script and spoof content in HTML email or web caches via an HTML redirect query.

Severity
Medium 4.3
Published
23 Nov 2004
Last changed
16 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
21% in the next 30 daysHigher than 97% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
Cross-site scripting (CWE-79)
Attack
Over the network · No login needed
Attacker can
Change some data
CVSS vector
AV:N/AC:M/Au:N/C:N/I:P/A:N
Sources
NVD

Affected software

SoftwareAffected versions
Microsoft Exchange ServerServers and applications · cpe:a:microsoft:exchange_server
  • Version 5.5
  • Version 5.5-sp1
  • Version 5.5-sp2
  • Version 5.5-sp3
  • Version 5.5-sp4

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2004-0203
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2004-0203