Cross-site scripting (XSS) vulnerability in Fenriru (1) Sleipnir 2.5.17 R2 and earlier and (2) Grani 3.0 and earlier allows remote attackers to inject arbitrary web script or HTML via the Search field in a search for additions to the Favorites section.
Cross-zone scripting vulnerability in Sleipnir 2.49 and earlier, and Portable Sleipnir 2.45 and earlier, allows remote attackers to bypass Web content zone restrictions via certain script contained in RSS data. NOTE: some of these details are obtained from third party information.