Fuji Ren
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126
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2026
Beyond Explicit Refusals: Soft-Failure Attacks on Retrieval-Augmented Generation
The paper introduces DEJA, an automated black-box attack framework that generates stealthy adversarial documents to induce 'soft failures' in RAG systems, degrading utility without triggering overt refusals.
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cs.CRcs.AIRecentApr 20, 2026
Beyond Explicit Refusals: Soft-Failure Attacks on Retrieval-Augmented Generation
Wentao Zhang, Yan Zhuang, ZhuHang Zheng, Mingfei Zhang +2 more
The paper introduces DEJA, an automated black-box attack framework that generates stealthy adversarial documents to induce 'soft failures' in RAG systems, degrading utility without triggering overt re…
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