A 52-year-old Indian woman with poorly controlled type 2 diabetes mellitus (HbA1c 10.5%) presents with acute onset of blurred vision in both eyes over 2 weeks. She denies trauma or eye pain. On slit-lamp examination, fine white opacities are seen in the subcapsular region of both lenses, arranged in a radial pattern beneath the anterior capsule. Visual acuity is 6/18 bilaterally. What is the most likely type of cataract?