Skip to content
← Back to research index

abstract indexed · arXiv 2609.26529 · updated 2026-10-18

From Approval to Execution: Reconstruction-Aware Repair Analysis for LLM-Agent Software

First page of From Approval to Execution: Reconstruction-Aware Repair Analysis for LLM-Agent Software
From the original paper · arXiv 2609.26529Page 1. Select the image to read the PDF.

It replaces field-flow and check-coverage analyses that verify an approval record or inspected representation but cannot prove the checked object version is the one consumed at the execution sink. The cost is analysis and engineering effort: modeling representation transitions, sink dependencies, consumed versions, and grant scope, plus an object-flow, dominance, and interference setup comparable to the CodeQL composite, with analyst judgment (19/20 sink-dependency agreement). It can fail where the grant contract or sink dependencies are mis-specified, in codebases whose reconstruction paths (reload, transcript projection, argument rebinding, durable-state lookup) fall outside the modeled transitions, and its evidence base is small (28 controlled outcomes, four matched pairs, five repairs).

For solo builders

A possible application for this research area. Paper-specific feasibility still needs a full-paper review.

An agent reads external documents or tool responses that may contain malicious instructions.

What you would change

Replay attacks and legitimate lookalikes in an isolated copy of your agent workflow.

Try the idea on your product

A proposed first test. Set your budget and success criteria before running it.

Replay attacks and legitimate lookalikes in an isolated copy of your agent workflow.

Compare against

Your existing checks with the same tasks, permissions, and tool responses.

  1. Locate the paper's implementation and check its license, model support, data needs, and hardware requirements. Stop here if you cannot obtain the required artifacts.
  2. Save a small set of representative product tasks and expected outcomes. Keep evaluation tasks out of any training or tuning, and choose quality and cost limits before running.
  3. Run the baseline and the proposed change on identical inputs. Keep other settings fixed and repeat paired runs to expose variation.
  4. Save per-task outputs, failures, timings, and all usage costs. Review regressions before expanding the test.

What to measure

Successful attacks missed, legitimate actions blocked, detection delay, and review cost.

When to keep it

Keep the change only if it meets your preselected quality and latency limits and improves the metric you care about after setup and operating costs. Otherwise retain the baseline. This is an exploration plan, not a validated recommendation.

Download test plan ↓

abstract indexedPaperraft next step

Do not allocate compute yet.

This page uses the abstract and public adoption signal only. Request the deep report before relying on its recommendation.

Abstract-level screening only. Risks and infrastructure may not have been evaluated. This recommendation is not a reproduced result.
minimum test setup
not reported
published evidence setup
not reported
source-linked claims
0 of 2
exposure checks
0 of 8

Why it was shortlisted

The technical change, research area, and reason it entered the archive.

recommendation
test
research area
safety and guardrails
technical change
Reconstruction-aware authorization repair analysis (ReSA/APAS-Finder)
published
2026-09-22

It addresses a real authorization-bypass class in LLM-agent systems and runs as static analysis without GPU or training cost, but adoption requires workload-specific modeling of sink dependencies and grant contracts before its sufficiency judgments can be trusted in a given codebase.

About the technical core

Equations have not been fetched yet.

When reading the methods, identify the rule, algorithm, or evaluation protocol that produces the claimed change. An equation is useful here only if it explains that mechanism.

Inspect the original paper

Claims and evidence

A claim is source-linked only when the PDF page and matching excerpt are available.

  1. claim 01Paperraft inference
    Read the brief interpretation

    It replaces field-flow and check-coverage analyses that verify an approval record or inspected representation but cannot prove the checked object version is the one consumed at the execution sink. The cost is analysis and engineering effort: modeling representation transitions, sink dependencies, consumed versions, and grant scope, plus an object-flow, dominance, and interference setup comparable to the CodeQL composite, with analyst judgment (19/20 sink-dependency agreement). It can fail where the grant contract or sink dependencies are mis-specified, in codebases whose reconstruction paths (reload, transcript projection, argument rebinding, durable-state lookup) fall outside the modeled transitions, and its evidence base is small (28 controlled outcomes, four matched pairs, five repairs).

    This is a Paperraft inference. It is not pinned to a verified PDF passage.

    Inspect the source
  2. claim 02Paperraft inference

    Predictions agree with all 28 controlled outcomes; five repairs on released consumers prevent 60/60 tested out-of-scope effects, while three mechanism contrasts expose predicted residual bypasses.

    This is a Paperraft inference. It is not pinned to a verified PDF passage.

    Inspect the source

Exposure map

Author findings, Paperraft interpretations, and the next check. Missing analysis never counts as evidence of safety.

quality

Still unknown

Which tasks improve, and which regress against the baseline?

compute and memory

Still unknown

What memory, hardware, and total compute does the complete method require?

latency

Still unknown

Are startup time, typical response time, and slow requests measured separately?

operations

Still unknown

What must be monitored, maintained, and rolled back?

software compatibility

Still unknown

Does the implementation support your model, runtime, and hardware?

security

Still unknown

What new data access, permissions, or trust boundaries does it introduce?

data and training

Still unknown

What data preparation or training is required, and is it included in the cost?

reproducibility

Still unknown

Are code, versions, inputs, and evaluation scripts available?

Continue the investigation

A reading guide for safety and guardrails.

Editorial prompts, not findings from this paper or a validated test plan. Detailed analysis is still pending for the topics below.

What to inspect

Which assumptions does the proposed method need, and where might your workload violate them?

Plan a fair comparison

Identify the baseline, metric, dataset, and experimental settings in the paper. Which can you match?

Questions for adoption

What implementation and evaluation artifacts are available, and what would you need to supply?

Read the paper with these questions

Inside the paper

Preview the first 3 pages of the original PDF. Click the stack to turn the page.

The downloadable skill includes SKILL.md and evidence.json, with recorded findings and unanswered checks. TRY-IT.md adds a product test plan and a blank results sheet.

A reading aid for your agent. Findings still need validation.

Page 1 of 3
Open this page in the PDF ↗

Provisional research brief updated 2026-10-18. Paperraft has not reproduced this experiment.

Discuss this paper

Question a claim, compare interpretations, or share what happened when you tried the method.

Join the conversation on GitHub. Use this paper's arXiv ID in the title when starting a discussion.

arXiv 2609.26529

Comments are public and separate from Paperraft's research brief. When sharing a result, include the model, hardware, baseline and a link to your work.