CVE-2026-44998

MEDIUM

OpenClaw < 2026.4.20 - Tool Policy Bypass via Bundled MCP/LSP Tools

Title source: cna
STIX 2.1

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.

References (3)

Core 3
Core References
Vendor Advisory vendor-advisory
GitHub Security Advisory (GHSA-qrp5-gfw2-gxv4)
https://github.com/openclaw/openclaw/security/advisories/GHSA-qrp5-gfw2-gxv4
Third Party Advisory third-party-advisory
VulnCheck Advisory: OpenClaw < 2026.4.20 - Tool Policy Bypass via Bundled MCP/LSP Tools
https://www.vulncheck.com/advisories/openclaw-tool-policy-bypass-via-bundled-mcp-lsp-tools

Scores

CVSS v3 5.4
EPSS 0.0003
EPSS Percentile 8.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-863
Status published
Products (3)
OpenClaw/OpenClaw < 2026.4.20
openclaw/openclaw < 2026.4.20
OpenClaw/OpenClaw 2026.4.20
Published May 11, 2026
Tracked Since May 11, 2026