Vulnerability Assessment
| Weakness |
CWE
ASVS 5.0
V15 - Secure Coding and Architecture TOCTOU prevention
|
| Impact | The CVSS score of 3.7 reflects low real-world severity despite the authentication-bypass classification tag. The vector (AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N) indicates network-accessible attack surface with high complexity and no authentication barrier, but limited impact (integrity only, no confidentiality or availability loss). The high attack complexity requirement suggests that successful exploitation depends on specific conditions: timing the attack with policy transitions, understanding the queuing mechanism, and having actionable commands already pending. No public exploit code has been identified, no active exploitation is confirmed via CISA KEV, and EPSS probability of exploitation is not provided. The practical risk is constrained to environments where command policies are frequently adjusted and operators rely on policy changes as a rapid access revocation mechanism. This is a legitimate but specialized threat requiring defenders to implement queue flushing or revalidation on policy changes rather than a systemic flaw affecting all installations. |
| Exploit ScenarioDerived | An administrator configures OpenClaw to queue a batch of node commands for delayed execution, then later revokes access to sensitive operations and tightens the command policy. The attacker exploits the time window between policy restriction and command delivery: the queued commands reference an allowlist or policy declaration that was valid when queued but is now revoked. Because the system does not revalidate at delivery time, the commands execute despite the new policy, allowing an attacker to perform an action they should no longer have authorization for. Successful exploitation requires knowledge of pending queued actions and precise timing around policy changes, explaining the high attack complexity rating. No public proof-of-concept or active exploitation in the wild has been confirmed. |
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Alert meAnalysisAIv1 – Apr 10, 2026
OpenClaw before version 2026.3.22 allows policy bypass through unvalidated queued node actions, enabling attackers to execute unauthorized commands by exploiting stale allowlists or policy declarations that persist after policy changes. The vulnerability requires network access and high attack complexity but no authentication, resulting in integrity impact without exposing confidentiality or availability. No public exploit code or active exploitation has been confirmed.
RemediationAI
Vendor-released patch: OpenClaw 2026.3.22 or later. Users should upgrade immediately to the patched version. Two upstream commits (630f1479c44f78484dfa21bb407cbe6f171dac87 and ec2c6d83b9f5f91d6d9094842e0f19b88e63e3e2) document the fixes; these commits enforce revalidation of queued node actions against the current policy state before delivery. As a temporary workaround pending upgrade, administrators should flush or manually review pending queued actions whenever command policies are tightened, and implement process controls to verify that policy changes are applied to in-flight requests. Details are available in the GitHub security advisory at https://github.com/openclaw/openclaw/security/advisories/GHSA-wj55-88gf-x564 and the VulnCheck advisory at https://www.vulncheck.com/advisories/openclaw-policy-bypass-via-unvalidated-queued-node-actions.
Affected VersionsENISA
Affected Packages
Source: OSV (Open Source Vulnerabilities)
Affects your stack
Affects 1 package in npm
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Technical ContextAI · show details
OpenClaw is a command execution and policy enforcement framework that manages node actions through a queuing mechanism. The vulnerability stems from CWE-367 (Time-of-check Time-of-use race condition), where queued actions are delivered without revalidation against the current command policy state. When administrators tighten access policies, previously queued commands may reference allowlists or policy declarations that no longer reflect the current security posture. The affected component (CPE: cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:*:*:*) fails to validate queued node actions at execution time, allowing commands that should have been blocked by updated policies to proceed. This represents a logic flaw in the policy enforcement mechanism rather than a cryptographic or network protocol weakness.
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Severity by source
CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
2DescriptionCVE.org
OpenClaw before 2026.3.22 contains a policy bypass vulnerability where queued node actions are not revalidated against current command policy when delivered. Attackers can exploit stale allowlists or declarations that survive policy tightening to execute unauthorized commands.
Blast Radius
ecosystem impact- 5 npm packages depend on openclaw (5 direct, 0 indirect)
Ecosystem-wide dependent count for version 2026.3.22.
Threat Intelligence Overview
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.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.
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EUVD-2026-21442
NVD
CVE.org
EPSS
Vulnrichment
GitHub
VulDB
Exploit-DB