That is short for Origins-Spectral Interpretation-Resource Identification-Security-Regolith Explorer.

VOA: special.2011.06.22

The problems revolve around the MS06-042 security patch for Internet Explorer that Microsoft originally released on 8 August.

BBC: Workers looking at computer screen, Eyewire

Give Microsoft credit: Its first fix for a security flaw in Internet Explorer that was actively exploited by hackers may have been complex and unworkable.

FORBES: Connect

On Monday, Microsoft said a newly discovered security hole in Internet Explorer 5.0 could allow malicious webmasters to seize control of a computer through the browser's ImportExportFavorites feature.

CNN: Army Web site ditches NT for security reasons