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Openclaw CVE-2026-32987

| EUVDEUVD-2026-17022 CRITICAL
Authentication Bypass by Capture-replay (CWE-294)
2026-03-29 VulnCheck
9.3
CVSS 4.0 · NVD
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Intercept bootstrap setup code during pairing
  2. Exploit
    Replay code multiple times before approval
  3. Execution
    Escalate pending pairing scopes
  4. Impact
    Gain operator.admin privileges

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A07:2025 - Authentication Failures
ASVS 5.0
V6 - Authentication Replay attack prevention
Exploitation Conditions

Remote unauthenticated attacker can replay valid bootstrap codes during device pairing verification in OpenClaw versions before 2026.3.13. No victim interaction required. Attacker intercepts bootstrap code during initial pairing and resubmits it multiple times to escalate pending pairing scopes to operator.admin privileges.

Impact

Real-world risk is CRITICAL despite absence of confirmed exploitation. The CVSS 9.3 score accurately reflects severity: network attack vector (AV:N), low complexity (AC:L), no privileges required (PR:N), and high impact across confidentiality, integrity, and availability (VC:H/VI:H/VA:H). The privilege escalation to operator.admin represents complete compromise of device management capabilities. Attack complexity is genuinely low-attackers need only intercept or observe valid bootstrap codes during pairing, then replay them before administrative approval. No EPSS score available for risk probability assessment, but the combination of unauthenticated network access, simple exploitation mechanics, and severe impact (admin privilege escalation) makes this a priority remediation target. No confirmed active exploitation (not in CISA KEV) and no public exploit identified at time of analysis, providing a remediation window. However, the technical simplicity and critical impact to IoT/device management deployments warrant immediate patching, especially in environments with active device onboarding or where bootstrap codes may be transmitted over observable networks.

Exploit ScenarioDerived

An attacker monitors network traffic during legitimate OpenClaw device pairing operations, either through network position (MITM) or compromised network infrastructure, capturing valid bootstrap setup codes transmitted during device enrollment. Before the administrator approves the pending pairing request, the attacker replays the captured bootstrap code multiple times to the device-bootstrap.ts verification endpoint, exploiting the lack of replay protection to escalate the pending pairing request's privilege scopes from standard device access to operator.admin level. Upon administrator approval of what appears to be a legitimate pairing request, the attacker gains full administrative control over the OpenClaw deployment, enabling device manipulation, configuration changes, and potential lateral movement within the managed infrastructure.

Act Now Prioritize within 24-48h. Why: CRITICAL severity.
Patch available 0.0% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 29, 2026

Bootstrap setup code replay in OpenClaw before 2026.3.13 enables unauthenticated remote attackers to escalate privileges to operator.admin during device pairing. The vulnerability (CWE-294: Capture-replay) in src/infra/device-bootstrap.ts permits multiple verification attempts of valid bootstrap codes before approval, allowing escalation of pending pairing scopes. CVSS 9.3 (Critical) reflects network-accessible attack with low complexity and no user interaction required. EPSS data unavailable; no public exploit identified at time of analysis. Vendor-released patch available via GitHub commit 1803d16d.

RemediationAI

Upgrade immediately to OpenClaw version 2026.3.13 or later to eliminate the bootstrap code replay vulnerability. Vendor-released patch available via commit 1803d16d5cec970c54b0e1ac46b31b1cbade335c at https://github.com/openclaw/openclaw/commit/1803d16d5cec970c54b0e1ac46b31b1cbade335c which implements proper replay protection for device pairing verification. Organizations unable to immediately upgrade should implement network-level controls to restrict access to device pairing endpoints, monitor for multiple bootstrap code verification attempts from the same source, invalidate all pending device pairing requests and reissue bootstrap codes, and audit recent device enrollments for unauthorized privilege escalations to operator.admin. Consult the official security advisory at https://github.com/openclaw/openclaw/security/advisories/GHSA-63f5-hhc7-cx6p for additional vendor guidance and mitigation strategies.

Affected VersionsENISA

OpenClaw 0 <2026.3.13

Affected Packages

npm openclaw fix: 2026.3.13

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in npm

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability affects the OpenClaw device bootstrap and pairing infrastructure (cpe:2.3:a:openclaw:openclaw). The flaw is classified as CWE-294 (Authentication Bypass by Capture-replay), a critical authentication weakness where valid credentials or tokens can be intercepted and reused. In OpenClaw's device pairing workflow implemented in src/infra/device-bootstrap.ts, the bootstrap setup code verification mechanism lacks proper replay protection or nonce-based validation. The CVSS 4.0 vector (AV:N/AC:L/PR:N) indicates this is a network-accessible vulnerability requiring no authentication or complex conditions, making it exploitable during the device enrollment phase when bootstrap codes are exchanged between devices and the management platform. The absence of proper state management or one-time-use enforcement for bootstrap codes creates a window where attackers can capture legitimate codes and replay them to gain unauthorized privileges.

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Severity by source

NVD PRIMARY 9.3 CRITICAL
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
None
Vulnerable system: Confidentiality
High
Vulnerable system: Integrity
High
Vulnerable system: Availability
High
Subsequent system: Confidentiality
None
Subsequent system: Integrity
None
Subsequent system: Availability
None

Lifecycle Timeline

2
Patch released
Mar 29, 2026 - 13:15 nvd
Patch available
CVE Published
Mar 29, 2026 - 12:44 nvd
CRITICAL 9.3

DescriptionCVE.org

OpenClaw before 2026.3.13 allows bootstrap setup codes to be replayed during device pairing verification in src/infra/device-bootstrap.ts. Attackers can verify a valid bootstrap code multiple times before approval to escalate pending pairing scopes, including privilege escalation to operator.admin.

Blast Radius

ecosystem impact
† from your stack dependencies † transitive graph · vuln.today resolves 4-path depth
  • 9 npm packages depend on openclaw (5 direct, 4 indirect)

Ecosystem-wide dependent count for version 2026.3.13.

Executive ViewAI

Why It Matters

OpenClaw versions before 2026.3.13 contain a critical authentication bypass vulnerability allowing unauthenticated attackers to escalate privileges to operator.admin during device pairing through bootstrap code replay attacks. This vulnerability directly threatens the security of device enrollment processes and could enable unauthorized administrative access across paired infrastructure without legitimate credentials or user intervention.

Business Impact: Severe
Compensating Controls

Apply vendor patch. If immediate patching is not feasible, implement network-level controls to restrict device bootstrap endpoints to trusted networks only and disable external device pairing capabilities until patch deployment is complete.

Threat Intelligence Overview

EPSS Score
0.0%
Top 88% exploitable
Data Quality
6 sources
Confidence: High
EUVD NVD CVE.org EPSS Vulnrichment GitHub VulDB

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity CRITICAL
CISA KEV No
Public POC No
EPSS 0.0%
Patch available Yes
Active threat No
Deciding rule
CRITICAL severity
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision
Out-of-Cycle
Exploitation
None
System Exposure· derived
Open
Automatable
Yes
Human Impact
Very High
Technical Impact
Total

Priority Score

46
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +46
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Privilege escalation occurs when an attacker leverages flaws in access control mechanisms to gain permissions beyond what they were originally granted.

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