CVE-2002-0733: Acme Labs Thttpd

High severity, CVSS 7.5. EPSS: 8% chance of exploitation in the next 30 days.

Cross-site scripting vulnerability in thttpd 2.20 and earlier allows remote attackers to execute arbitrary script via a URL to a nonexistent page, which causes thttpd to insert the script into a 404 error message.

Affected products

• Acme Labs Thttpd: version 2.20b only

Published 2002-08-12. Last modified 2026-06-16.