CVE-2001-1157: Baltimore Technologies Websweeper

High severity, CVSS 7.5. EPSS: 2.4% chance of exploitation in the next 30 days.

Baltimore Technologies WEBsweeper 4.0 and 4.02 does not properly filter Javascript from HTML pages, which could allow remote attackers to bypass the filtering via (1) an extra leading < and one or more characters before the SCRIPT tag, or (2) tags using Unicode.

Affected products

• Baltimore Technologies Websweeper: version 4.0 only; version 4.02 only

Published 2001-08-12. Last modified 2026-06-16.