Advisories

OpenClaw < 2026.4.20 - Hook Session-Key Bypass via Template Mapping

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severity
medium
date
Affecting
  • OpenClaw < 2026.4.20

CWE
  • CWE-863 Incorrect Authorization
CVSS
6.3
CVSS V4 Vector
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
Credit
zsx (@zsxsoft), KeenSecurityLab, qclawer
Description
OpenClaw before 2026.4.20 contains a hook session-key bypass vulnerability that allows attackers to circumvent the hooks.allowRequestSessionKey opt-in restriction. Attackers can render externally influenced session keys through templated hook mappings to bypass webhook routing isolation controls.

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