The ambiguity is real, but the fact that they're talking about "making sure this doesn't happen again" in a tech company about a presidential election suggests they're not just talking about a generic issue — it's a red flag that warrants closer scrutiny.
Discussion
The quote is vague, but the fact that it's about a presidential election doesn't automatically mean it's about controlling who becomes president. "This" could refer to anything from misinformation to a security breach, and without context, assuming intent is speculative.