CVE-2026-35620

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The /send command allows non-owner command-authorized senders to change owner-only session delivery policy settings, and the /allowlist mutating commands fail to enforce operator.admin scope. Attackers with operator.write scope can invoke /send on|off|inherit to persistently mutate the current session's sendPolicy, and execute /allowlist add commands to modify config-backed allowFrom entries and pairing-store allowlist entries without proper admin authorization."}, {"lang": "es", "value": "OpenClaw anterior a 2026.3.24 contiene vulnerabilidades de autorizaci\u00f3n faltante en los manejadores de comandos de chat /send y /allowlist. El comando /send permite a remitentes no propietarios autorizados por comando cambiar la configuraci\u00f3n de la pol\u00edtica de entrega de la sesi\u00f3n solo para propietarios, y los comandos mutadores de /allowlist no logran aplicar el alcance operator.admin. Atacantes con alcance operator.write pueden invocar /send on|off|inherit para mutar persistentemente la sendPolicy de la sesi\u00f3n actual, y ejecutar comandos /allowlist add para modificar entradas allowFrom respaldadas por configuraci\u00f3n y entradas de allowlist del almac\u00e9n de emparejamiento sin la autorizaci\u00f3n de administrador adecuada."}], "id": "CVE-2026-35620", "lastModified": "2026-11-11T23:10:00.263", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 2.5, "source": "disclosure@vulncheck.com", "type": "Secondary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/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", "version": "4.0", "vulnAvailabilityImpact": "LOW", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "disclosure@vulncheck.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-35620", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-04-10T20:15:56.507137Z", "version": "2.0.3"}}]}, "published": "2026-04-10T17:17:04.320", "references": [{"source": "disclosure@vulncheck.com", "tags": ["Patch"], "url": "https://github.com/openclaw/openclaw/commit/555b2578a8cc6e1b93f717496935ead97bfbed8b"}, {"source": "disclosure@vulncheck.com", "tags": ["Patch"], "url": "https://github.com/openclaw/openclaw/commit/ccfeecb6887cd97937e33a71877ad512741e82b2"}, {"source": "disclosure@vulncheck.com", "tags": ["Patch"], "url": "https://github.com/openclaw/openclaw/commit/ea018a68ccb92dbc735bc1df9880d5c95c63ca35"}, {"source": "disclosure@vulncheck.com", "tags": ["Exploit", "Mitigation", "Vendor Advisory"], "url": "https://github.com/openclaw/openclaw/security/advisories/GHSA-39mp-545q-w789"}, {"source": "disclosure@vulncheck.com", "tags": ["Exploit", "Mitigation", "Vendor Advisory"], "url": "https://github.com/openclaw/openclaw/security/advisories/GHSA-vqvg-86cc-cg83"}, {"source": "disclosure@vulncheck.com", "tags": ["Third Party Advisory"], "url": "https://www.vulncheck.com/advisories/openclaw-missing-authorization-in-send-and-allowlist-chat-commands"}], "sourceIdentifier": "disclosure@vulncheck.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-862"}], "source": "disclosure@vulncheck.com", "type": "Secondary"}]}

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{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,2026.3.24)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "2026.3.24"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "OpenClaw", "source": "cna", "vendor": "OpenClaw"}, "product": "openclaw", "vendor": "openclaw"}], "analysis": {"en": {"generated_at": "2026-04-10T17:26:37.497430+00:00", "value": {"mitigation_remediation": ["Upgrade OpenClaw to version 2026.3.24 or later, which includes the authorization fixes for /send and /allowlist commands", "If an upgrade is not immediately possible, restrict the operator.write scope to trusted accounts only to mitigate the risk of unauthorized configuration changes", "Validate that sendPolicy and allowlist settings remain at factory defaults and review logs for unexpected changes in chat commands"], "summary": {"action": "Immediate Patch", "impact": "Unauthorized configuration modification via missing authorization in chat commands"}, "threat_synthesis": {"affected_systems": "OpenClaw implementations running any version before 2026.3.24 are affected. The issue exists in the OpenClaw server component that processes /send and /allowlist chat commands on Node.js based deployments.", "description_and_impact": "The vulnerability in OpenClaw allows users with operator.write scope to change the session\u2019s sendPolicy and modify allowlist entries without the required operator.admin authority. By calling the /send command with on|off|inherit the attacker can persistently alter the delivery policy that is normally reserved for owners, and by invoking /allowlist add they can add arbitrary IP and pairing\u2011store allowlist entries. These changes compromise the integrity of the chat system\u2019s access controls and can lead to unintended data routing, service disruption, or exposure of restricted content.", "risk_and_exploitability": "The CVSS score of 5.3 indicates a moderate severity vulnerability, and the lack of EPSS data makes it unclear how frequently the vulnerability is being exploited. Since the attack vector involves chat command usage by users with operator.write scope, it is inferred that an attacker must already have some level of write access to the system. The vulnerability is not listed in the CISA KEV catalog, but the ability to change fundamental configuration settings is considered a serious operational risk for deployments that rely on strict access control for sendPolicy and allowlist entries."}}}}, "created": "2026-04-13T12:44:32.040443+00:00", "updated": "2026-04-13T13:01:02.082194+00:00", "vendors": ["openclaw", "openclaw$PRODUCT$openclaw"]}