/**
 * Chain Exploitation Analyzer (Issue #93, Challenge #6)
 * Detects multi-tool chained exploitation attacks
 *
 * Extracted from SecurityResponseAnalyzer.ts for modularity (Issue #179)
 */
import { CompatibilityCallToolResult } from "@modelcontextprotocol/sdk/types.js";
/**
 * Chain execution type classification (Issue #93, Challenge #6)
 */
export type ChainExecutionType = "VULNERABLE_EXECUTION" | "SAFE_VALIDATION" | "PARTIAL" | "UNKNOWN";
/**
 * Chain vulnerability categories (Issue #93, Challenge #6)
 */
export type ChainVulnerabilityCategory = "OUTPUT_INJECTION" | "RECURSIVE_CHAIN" | "ARBITRARY_TOOL_INVOCATION" | "TOOL_SHADOWING" | "MISSING_DEPTH_LIMIT" | "STATE_POISONING";
/**
 * Result of chain exploitation analysis (Issue #93, Challenge #6)
 * Detects multi-tool chained exploitation attacks
 */
export interface ChainExploitationAnalysis {
    vulnerable: boolean;
    safe: boolean;
    chainType: ChainExecutionType;
    vulnerabilityCategories: ChainVulnerabilityCategory[];
    evidence: {
        vulnerablePatterns: string[];
        safePatterns: string[];
        vulnerableScore: number;
        safeScore: number;
    };
}
/**
 * Analyzes responses for chain exploitation vulnerabilities
 *
 * Detects multi-tool chained exploitation attacks including:
 * - Arbitrary tool invocation without allowlist
 * - Output injection via {{output}} template substitution
 * - Recursive/circular chain execution (DoS potential)
 * - State poisoning between chain steps
 * - Tool shadowing in chains
 * - Missing depth/size limits
 */
export declare class ChainExploitationAnalyzer {
    private safeDetector;
    constructor();
    /**
     * Analyze response for chain exploitation vulnerabilities (Issue #93, Challenge #6)
     *
     * @param response The tool response to analyze
     * @returns Analysis result with vulnerability status and evidence
     */
    analyze(response: CompatibilityCallToolResult): ChainExploitationAnalysis;
}
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