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claw-orchestrator EUVD-2026-33743

| CVE-2026-10281 MEDIUM
Missing Authentication for Critical Function (CWE-306)
2026-06-01 VulDB GHSA-q6qc-xp4q-rjq5
5.5
CVSS 4.0 · NVD
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Severity by source

NVD PRIMARY
5.5 MEDIUM
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
X

Lifecycle Timeline

4
Source Code Evidence Fetched
Jun 01, 2026 - 19:25 vuln.today
Analysis Generated
Jun 01, 2026 - 19:25 vuln.today
Severity Changed
Jun 01, 2026 - 19:22 NVD
HIGH MEDIUM
CVSS changed
Jun 01, 2026 - 19:22 NVD
7.3 (HIGH) 5.5 (MEDIUM)

DescriptionCVE.org

A weakness has been identified in Enderfga claw-orchestrator up to 3.5.5. This affects the function EmbeddedServer of the file src/embedded-server.ts of the component API Endpoint. This manipulation causes missing authentication. The attack may be initiated remotely. The exploit has been made available to the public and could be used for attacks. Upgrading to version 3.5.6 mitigates this issue. Patch name: d0b02a800aa0689d9428cc4cc170e0b6589fb2c3. The affected component should be upgraded.

AnalysisAI

Missing authentication in Enderfga claw-orchestrator's embedded HTTP server (src/embedded-server.ts, EmbeddedServer class) exposes all API endpoints to unauthenticated network access in versions 3.5.5 and earlier, because the OPENCLAW_SERVER_TOKEN authentication mechanism was opt-in rather than enforced by default. Any attacker with network access to the server port can interact with the orchestration management API without credentials. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Identify network-exposed claw-orchestrator server port
Exploit
Send unauthenticated HTTP request to management API endpoint
Execution
Read orchestration job state or issue control commands
Impact
Achieve low-impact confidentiality/integrity/availability effect on the orchestration system

Vulnerability AssessmentAI

Exploitation Exploitation requires two conditions: (1) the claw-orchestrator embedded HTTP server port must be network-accessible beyond localhost - instances bound only to loopback are not remotely exploitable; and (2) the OPENCLAW_SERVER_TOKEN environment variable must be unset, which was the factory default in versions 3.5.5 and earlier. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The CVSS 4.0 base score of 5.5 (Medium) reflects a network-accessible, zero-prerequisite attack path (AV:N/AC:L/AT:N/PR:N/UI:N) but limited impact scope - low confidentiality, integrity, and availability impact on the vulnerable system only, with no subsequent system impact (SC:N/SI:N/SA:N). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario An attacker scans for or identifies a claw-orchestrator instance with its embedded HTTP server port reachable over the network running version 3.5.5 or earlier without OPENCLAW_SERVER_TOKEN configured. Using the publicly referenced exploit technique from GitHub issue #61, the attacker sends unauthenticated HTTP requests directly to management API endpoints, enumerating orchestration job state or issuing control commands. …
Remediation The primary fix is upgrading to claw-orchestrator v3.5.6, available at https://github.com/Enderfga/claw-orchestrator/releases/tag/v3.5.6 (patch commit d0b02a800aa0689d9428cc4cc170e0b6589fb2c3). … Detailed patch versions, workarounds, and compensating controls in full report.

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EUVD-2026-33743 vulnerability details – vuln.today

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