What’s Vulnerable › Vulnerabilities

CVE-2026-102807: OpenClaw before 2026.9.4 Authorization Bypass via MCP App Standalone Ticket

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-29 · updated 2026-09-29
• Weakness: CWE-863

Description

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.

Affected products

• OpenClaw: before 2026.9.4 — fixed in 2026.9.4

How to fix

Upgrade to a fixed version: OpenClaw 2026.9.4. Check the vendor advisory for mitigations.

References

• https://docs.openclaw.ai/releases/2026.9.4
• https://github.com/openclaw/openclaw
• https://github.com/openclaw/openclaw/blob/1391f7cd2d40ab5bbcf2f5f831d3a64f520e72d7/src/gateway/mcp-app-standalone.ts#L209-L215
• https://github.com/openclaw/openclaw/commit/3bd8ec2b39b5f9e80aef0973f7d17eadc745b8f8
• https://github.com/openclaw/openclaw/pull/142661
• https://www.vulncheck.com/advisories/openclaw-before-2026.9.4-authorization-bypass-via-mcp-app-standalone-ticket

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