Firefox Sage extension RSS feeds cross-domain scripting vulnerability-vulnerability warning-the black bar safety net

Affected version: Mozilla Sage 1.4.3 vulnerability description: BUGTRAQ ID: 3 7 1 2 0 CVECAN ID: CVE-2 0 0 9-4 1 0 2 Sage is a Firefox the use of lightweight RSS and Atom aggregator Controller extension. Sage does not correctly filter the RSS feeds in the description tag input will be used to...