CVE-2008-7140: Alexguestbook @lex Guestbook

Medium severity, CVSS 4.3. EPSS: 1.5% chance of exploitation in the next 30 days.

Multiple cross-site scripting (XSS) vulnerabilities in @lex Guestbook 4.0.5 and earlier allow remote attackers to inject arbitrary web script or HTML via the (1) language_setup parameter to setup.php or (2) test parameter to index.php. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information. NOTE: a third party has been reported that the test parameter is not used in @lex Guestbook.

Affected products

• Alexguestbook @lex Guestbook: up to and including 4.0.5; version 3.12 only; version 3.13 only; version 4.0.1 only; version 4.0.2 only; version 4.0.4 only

Published 2009-09-01. Last modified 2026-06-16.