CVE-2005-2455: Greasemonkey

Medium severity, CVSS 5.0. EPSS: 8.5% chance of exploitation in the next 30 days.

Greasemonkey before 0.3.5 allows remote web servers to (1) read arbitrary files via a GET request to a file:// URL in the GM_xmlhttpRequest API function, (2) list installed scripts using GM_scripts, or obtain sensitive information via (3) GM_setValue and GM_getValue.

Affected products

• Greasemonkey Greasemonkey: version 0.3.3 only

Published 2005-08-04. Last modified 2026-06-16.