There are currently no open bugs.

"wmbutton" versions published in Ubuntu

Eoan (0.7.1-1): universe/x11
Disco (0.7.1-1): universe/x11
Cosmic (0.7.1-1): universe/x11
Bionic (0.7.1-1): universe/x11
Xenial (0.7.0-2): universe/x11
Trusty (0.7.0-2): universe/x11
Precise (0.6.1-3.1): universe/x11