sorry, saw this too late and posted the same issue:
about the hotfix - alex and maurits already updated https://plone.org/security/hotfixes/
4.3.10 still needs plone.protect 3.x for csrf protection - see https://plone.org/security/hotfix/20151006
sorry, saw this too late and posted the same issue:
about the hotfix - alex and maurits already updated https://plone.org/security/hotfixes/
4.3.10 still needs plone.protect 3.x for csrf protection - see https://plone.org/security/hotfix/20151006