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TI-2026-27735 Aliases CVE-2026-35634GHSA-6mqc-jqh6-x8fc

OpenClaw < 2026.3.23 - Authentication Bypass via Local-Direct Requests in Canvas Gateway

Priority LOW 22CWE-288Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Security bypass
Confidentiality · integrity · availability
Low · Low · None
Fix status
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA and GitHub. Impact type from CWE-288.

Summary

OpenClaw before 2026.3.23 contains an authentication bypass vulnerability in the Canvas gateway where authorizeCanvasRequest() unconditionally allows local-direct requests without validating bearer tokens or canvas capabilities. Attackers can send unauthenticated loopback HTTP and WebSocket requests to Canvas routes to bypass authentication and gain unauthorized access.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00147 3rd percentileScored 2026-11-07
Fix Fixed OpenClaw (OpenClaw): 2026.3.23openclaw (npm): 2026.3.23

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
OpenClawOpenClawbefore 2026.3.232026.3.23Patch availableCNA
—openclaw (npm)before 2026.3.232026.3.23Patch availableGHSA-6mqc-jqh6-x8fc
  • OpenClaw VendorOpenClaw Affected before 2026.3.23 Fixed in 2026.3.23 Patch available CNA
  • openclaw (npm) Vendor— Affected before 2026.3.23 Fixed in 2026.3.23 Patch available GHSA-6mqc-jqh6-x8fc

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*before 2026.3.23VulnerableOpenClaw
  • cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:* Versions before 2026.3.23 Vulnerable ·OpenClaw

Remediation

  • Fix · CNA OpenClaw (OpenClaw) Fixed in 2026.3.23
  • Fix · GHSA-6mqc-jqh6-x8fc openclaw (npm) Fixed in 2026.3.23 Advisory →

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    OpenClaw 2026.3.23

    2 records Highest priority Priority LOW 2 LOW

    Other records, highest priority first

    • TI-2026-27719 OpenClaw < 2026.3.23 - Replay Identity Drift via Query-Only Variants in Plivo V2 VerificationPriority LOW 36
    Show all 2 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-35634
  2. 2026-10-03 Alias added: GHSA-6mqc-jqh6-x8fc

References

Patch 2

Advisory 2

Other 1

  • TI-2026-25309 OpenClaw < 2026.3.28 Media Parsing Path Traversal to Arbitrary File Read CVSS 4.0HIGH 8.7
  • TI-2026-20394 Exposure of resource to wrong sphere in OpenClaw CVSS 3.1HIGH 8.8
  • TI-2026-27742 OpenClaw < 2026.3.24 - Arbitrary Code Execution via .npmrc in Local Plugin/Hook Installation CVSS 4.0HIGH 8.4
  • TI-2026-27766 OpenClaw < 2026.3.24 - Denial of Service via Feishu Webhook Pre-Auth Body Parsing CVSS 4.0MEDIUM 6.9
  • TI-2026-07315 OpenClaw bluebubbles Webhook monitor.ts handleBlueBubblesWebhookRequest improper authentication CVSS 4.0MEDIUM 6.9
  • TI-2026-17789 OpenClaw < 2026.2.22 - Allowlist Bypass via Command Substitution in system.run CVSS 4.0HIGH 7.5
See all 574 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences