So, in the absence of a negative, you'd prove a positive? And by doing so, you'd give a blank check to anyone who wants to speculate on any aspects of our Savior's life. Well, maybe he went to America and discipled the natives there. There is nothing to disprove this.
This is the same rationale used by the sodomite activist who say that Jesus had homosexual relationships with one or more of his disciples. Whose to say he didn't if it was not disclaimed in scripture? Blasphemy!!
Reading more into scripture than is there is exactly what scripture warns us of in the Revelation. There are numerous instances of extra-biblical exaggerations and falsehoods in The Passion.
Actually, it was disclaimed in Scripture.
The Bible says he kept the Law perfectly. Since homosexuality is against the Law, he did not do it.