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Adversarial Attack on Cascaded LLMs on AGNews, Overruling, and Headline 3-layer Cascade

94Cascade AccuracyInitial cascade
18.0837.7957.577.21May 17, 2026

Evaluation results

MethodLinks
Initial cascadeSetting=202026.05940.4982.50.2787.50.394.51.3796.598
Initial cascadeSetting=232026.0593.50.31800.092890.19950.469495.5
Initial cascadeSetting=212026.05930.4982.50.2787.50.394.51.379594
Initial cascadeSetting=222026.05920.24800.092890.19950.469289.5
Initial cascadeSetting=12026.05782,771.948114——765,037.386.5—
Joint-target AttackSetting=20, Transfer=(1)→(20)2026.0577.50.42750.2979.50.32871.427176
Joint-target AttackSetting=21, Transfer=(1)→(21)2026.05740.41750.2979.50.32871.426977.5
Joint-target AttackSetting=22, Transfer=(1)→(22)2026.0572.50.18720.09777.50.2900.575.580
Joint-target AttackSetting=23, Transfer=(1)→(23)2026.0570.50.17720.09777.50.2900.57174
Joint-target AttackSetting=1, Transfer=(1)→ (1)2026.05212,006.216125.5——635,728.518—