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OpenClaw before 2026.9.4 Authorization Bypass via MCP App Standalone Ticket

Priority LOW 26CWE-863Published · Updated

Key facts

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

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-863.

Summary

OpenClaw before 2026.9.4 contains an incorrect authorization vulnerability in the mcp.app.view method that allows read-scoped operators to execute MCP App tools requiring operator.write scope. Attackers with operator.read tokens can obtain a standalone ticket from mcp.app.view and redeem it at the MCP app view endpoint to invoke state-changing tools without proper authorization checks.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0023 13th percentileScored 2026-11-07
Fix Fixed OpenClaw (OpenClaw): 2026.9.4

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 2026.9.42026.9.4Patch availableCNA
  • OpenClaw VendorOpenClaw Affected before 2026.9.4 Fixed in 2026.9.4 Patch available CNA

CPE names Threatist (inferred) · 1

Inferred from how NVD named this product before; not given by a source.

CPEVersionsRoleVendor
cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:*:*:*——OpenClaw
  • cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:*:*:* Versions — — ·OpenClaw

Remediation

  • Fix · CNA OpenClaw (OpenClaw) Fixed in 2026.9.4

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-102807
  2. 2026-10-03 Alias added: GHSA-3xrq-g42v-gh57

References

  • TI-2026-07590 Crabbox < v0.12.0 Environment Variable Information Disclosure CVSS 4.0CRITICAL 9.3
  • TI-2026-25309 OpenClaw < 2026.3.28 Media Parsing Path Traversal to Arbitrary File Read CVSS 4.0HIGH 8.7
  • TI-2026-65190 OpenClaw Windows Node before 2026.7.1 Remote Code Execution via system.execApprovals.set CVSS 4.0HIGH 8.7
  • TI-2026-65188 OpenClaw Windows Node before 2026.7.1 Authorization Bypass 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
See all 678 →

Sources