CVE-2005-4526: Clearswift Mimesweeper For Web

Medium severity, CVSS 5.0. EPSS: 1.7% chance of exploitation in the next 30 days.

Clearswift MIMEsweeper For Web (a.k.a. WEBsweeper) 4.0 through 5.1 allows remote attackers to bypass filtering via a URL that does not include a .exe extension but returns an executable file.

Affected products

• Clearswift Mimesweeper For Web: version 4.0 only; version 5.0.1 only; version 5.0.2 only; version 5.0.3 only; version 5.0.4 only; version 5.0.5 only; …

Published 2005-12-28. Last modified 2026-06-16.