וְגַם֙ אֶת־הַצִּרְעָ֔ה יְשַׁלַּ֛ח יְהוָ֥ה אֱלֹהֶ֖יךָ בָּ֑ם עַד־אֲבֹ֗ד הַנִּשְׁאָרִ֛ים וְהַנִּסְתָּרִ֖ים מִפָּנֶֽיךָ׃
De plus, l’Éternel, ton Dieu, suscitera contre eux les frelons, pour achever les survivants qui se seraient dérobés à toi.
Rashi
הצרעה — a species of flying insect which injected poison into them, and castrated them and blinded their eyes wherever they hid themselves (Sotah 36a).
Chizkuni
הצרעה, “the hornet;” according to some interpretations this is a type of disease similar to tzoraat, afflicting the body. (Ibn Ezra)
Ibn Ezra
the ṣirah a bodily sickness, from ṣaraat [Leviticus 13: 2].