Nope, it was 9 episodes found.
Enemy of the World: Episodes 1, 2, 4, 5 and 6 found. They already have episode 3. Although did find a second copy of episode 3 with the other episodes found ones (hence why different articles are quoting different numbers).
The Web of Fear: Episodes 2, 4, 5 and 6 found. Episode 1 is already in the BBC archives. Episode 3 is currently still lost.