What’s Vulnerable › Vulnerabilities

CVE-2026-44998: OpenClaw < 2026.4.20 - Tool Policy Bypass via Bundled MCP/LSP Tools

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-11 · updated 2026-06-17
• Weakness: CWE-863

Description

OpenClaw before 2026.4.20 contains a tool policy bypass vulnerability allowing bundled MCP and LSP tools to circumvent configured tool restrictions. Attackers with local agent access can append restricted tools to the effective tool set after policy filtering, bypassing profile policies, allow/deny lists, owner-only restrictions, sandbox policies, and subagent policies.

Affected products

• OpenClaw: before 2026.4.20 — fixed in 2026.4.20

How to fix

Upgrade to a fixed version: OpenClaw 2026.4.20. Check the vendor advisory for mitigations.

References

• https://github.com/openclaw/openclaw/commit/0e7a992d3f3155199c1acc2dd9a53c5b3a4d3ada
• https://github.com/openclaw/openclaw/security/advisories/GHSA-qrp5-gfw2-gxv4
• https://www.vulncheck.com/advisories/openclaw-tool-policy-bypass-via-bundled-mcp-lsp-tools

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