CVE-2007-0896: Cross-site scripting (XSS) vulnerability in the (1) Sage before 1.3.10, and (2) Sage++ extensions for Firef...

Security readout for executives and security teams

This is an old cross-site scripting issue in the Sage and Sage++ Firefox RSS extensions. A malicious RSS feed could inject script or HTML into the extension’s handling of feed content. Business risk is limited to environments still using these legacy extensions, but affected users could be exposed through untrusted feeds. Exposure is most likely in legacy desktops or archives where Firefox with Sage before 1.3.10 or Sage++ remains installed and processes external RSS feeds. Modern default enterprise exposure is probably low, but must be verified by endpoint inventory. Treat this as a targeted legacy-software cleanup item, not an emergency internet-wide issue. Prioritize it if your organization has unmanaged older browsers, long-lived desktops, or users consuming external RSS feeds through these extensions. Mitigation focus: Upgrade Sage to version 1.3.10 or later where it is still used.; Remove or disable Sage++ if no maintained fixed version is available.; Restrict use of untrusted RSS feeds until affected extensions are removed or updated..

Prepared

Jun 29, 2026, 07:36 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.