CVE-2026-35635

MEDIUM

OpenClaw < 2026.3.22 - Webhook Path Route Replacement Vulnerability in Synology Chat

Title source: cna
STIX 2.1

Description

OpenClaw before 2026.3.22 contains a webhook path route replacement vulnerability in the Synology Chat extension that allows attackers to collapse multi-account configurations onto shared webhook paths. Attackers can exploit inherited or duplicate webhook paths to bypass per-account DM access control policies and replace route ownership across accounts.

References (4)

Core 4
Core References
Third Party Advisory third-party-advisory
GitHub Security Advisory (GHSA-rqp8-q22p-5j9q)
https://github.com/openclaw/openclaw/security/advisories/GHSA-rqp8-q22p-5j9q
Third Party Advisory third-party-advisory
VulnCheck Advisory: OpenClaw < 2026.3.22 - Webhook Path Route Replacement Vulnerability in Synology Chat
https://www.vulncheck.com/advisories/openclaw-webhook-path-route-replacement-vulnerability-in-synology-chat

Scores

CVSS v3 4.8
EPSS 0.0024
EPSS Percentile 15.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-706 CWE-863
Status published
Products (4)
npm/openclaw 0 - 2026.3.22npm
OpenClaw/OpenClaw < 2026.3.22
openclaw/openclaw < 2026.3.22
OpenClaw/OpenClaw 2026.3.22
Published Apr 09, 2026
Tracked Since Apr 10, 2026