CVE-2003-1328

high Microsoft
CVSS v3 Base Score
7.5
AV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS Score
43.6%
Exploitation probability in 30 days
Top 2% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
Low
Confidentiality
P
Integrity
P
Availability
P
Published: February 19, 2003 (8485 days ago)
Last Modified: April 16, 2026
Vendor: Microsoft
Source: NVD

Description

The showHelp() function in Microsoft Internet Explorer 5.01, 5.5, and 6.0 supports certain types of pluggable protocols that allow remote attackers to bypass the cross-domain security model and execute arbitrary code, aka "Improper Cross Domain Security Validation with ShowHelp functionality."

CWE

NVD-CWE-Other

Affected Products

microsoft iemicrosoft internet explorer

References

🔗 archives.neohapsis.com 🔗 www.ciac.org 🔗 www.iss.net 🔗 www.kb.cert.org 🔗 www.securityfocus.com