CVE-2026-45002

MEDIUM

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

Title source: cna
STIX 2.1

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.

References (3)

Core 3
Core References
Vendor Advisory vendor-advisory
GitHub Security Advisory (GHSA-2xcp-x87w-q377)
https://github.com/openclaw/openclaw/security/advisories/GHSA-2xcp-x87w-q377
Third Party Advisory third-party-advisory
VulnCheck Advisory: OpenClaw < 2026.4.20 - Hook Session-Key Bypass via Template Mapping
https://www.vulncheck.com/advisories/openclaw-hook-session-key-bypass-via-template-mapping

Scores

CVSS v3 5.3
EPSS 0.0003
EPSS Percentile 10.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-863
Status published
Products (4)
npm/openclaw 0 - 2026.4.20npm
OpenClaw/OpenClaw < 2026.4.20
openclaw/openclaw < 2026.4.20
OpenClaw/OpenClaw 2026.4.20
Published May 11, 2026
Tracked Since May 11, 2026