Apache shiro 1.2.4 version of remote command execution vulnerability details-vulnerability warning-the black bar safety net

Search, I found online about apache shiro 1.2.4 version of the vulnerability consolidation report to write too simple, is perhaps the bigwigs speaking of professional, I this noob can't read the reason, specially in the local do a full show. First from the shiro official get shiro 1.2.4 of the...