The growing trend of disinformation operations is weakening the trust in international community general and multilateral institutions in particular. The policy of biological weapons disinformation is being pursued by all the major powers, and quite interestingly, the victim of it is also from all the major global political groupings. The same is true about the Chemical Weapons Convention. As State-backed disinformation wars have become a central facet of global geopolitics, its disorderly impact on the international security environment and future challenges are yet to be decoded.