[sgerrand]

Using a search engine would give you numerous examples (c.f. https://duckduckgo.com/?q=php+security+hole )

Actually asking for examples sounds like a trolling attempt to me.

[46Bit]

Not far from every piece of tech used on the web by a fair % of servers has had holes discovered. If you're trying to say that PHP is so much worse, then just saying that the previous sentence applies to it is meaningless.