CVE-2005-4879: Jax Scripts Jax Guestbook

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

Multiple cross-site scripting (XSS) vulnerabilities in jax_guestbook.php in Jax Guestbook 3.1 and 3.31 allow remote attackers to inject arbitrary web script or HTML via the (1) gmt_ofs and (2) language parameters. NOTE: the page parameter is already covered by CVE-2006-1913. NOTE: it was later reported that 3.50 is also affected.

Affected products

• Jax Scripts Jax Guestbook: version 3.1 only; version 3.31 only

Published 2009-03-31. Last modified 2026-06-16.