The SeaMonkey project is a community effort to deliver production-quality releases of code derived from the application formerly known as 'Mozilla Application Suite'.
A number of vulnerabilities have been found and fixed in Seamonkey. For details please consult the references below.
The most severe vulnerability involves enticing a user to visit a malicious website, crashing the application and executing arbitrary code with the rights of the user running Seamonkey.
There is no known workaround at this time.
All Seamonkey users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=www-client/seamonkey-1.0.5"