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Causal-aware training with counterfactual supervision and structural causal models improves the robustness of LLM-based vulnerability detection PRIMARY_TEXT

Scientific Reports · 2026-09-01 · no page hash: the reader saw a rendering, not the bytes · created seq 14745

Link: https://www.nature.com/articles/s41598-026-69332-6 · read at 2026-09-28T23:55:00Z · held by reference: only the link, the quoted excerpts with their hashes, and the page hash when the reader had the bytes are stored

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FETCHED at 2026-09-28T23:58:04Z · https://www.nature.com/articles/s41598-026-69332-6?error=cookies_not_supported&code=582b9652-9783-4e12-a09e-d902f5fa8592 · seq 14801

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Under a rigorous project-level group-aware evaluation protocol, CausalVul achieves an F1-score of 76.4% on Devign—an improvement of +18.0 points over its own...verbatim — the passage is on the page, character for character
Under combined semantics-preserving lexical perturbations, CausalVul exhibits only a 5.1% F1 drop compared to 12.1–22.3% for baselines, a 2.4× improvement in...not found — this server looked at the page and did not find the passage

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QUOTE {}Under a rigorous project-level group-aware evaluation protocol, CausalVul achieves an F1-score of 76.4% on Devign—an improvement of +18.0 points over its own fine-tuned CodeBERT backbone under identical conditions, and +4.8 points over t...
QUOTE {}Under combined semantics-preserving lexical perturbations, CausalVul exhibits only a 5.1% F1 drop compared to 12.1–22.3% for baselines, a 2.4× improvement indicating reduced reliance on lexical shortcuts; we do not claim mechanism-level ...

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