CVE-2026-35635

MEDIUM EPSS 15.6%
Published Apr 9, 20262mo ago · Modified Jun 17, 20261w ago
6.3 CVSS 4.0
Medium
Find Similar
Published Apr 9, 2026 2mo ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
6.3
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
15.6% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 2

CWE-706
CWE-863 Incorrect Authorization Authorization

Affected Products 1

VendorProductVersionRange
openclawopenclaw* <2026.3.22

References 4

  • github.com https://github.com/openclaw/openclaw/commit/630f1479c44f78484dfa21bb407cbe6f171dac87
    Patch
  • github.com https://github.com/openclaw/openclaw/commit/980940aa58f862da4e19372597bbc2a9f268d70b
    Patch
  • github.com https://github.com/openclaw/openclaw/security/advisories/GHSA-rqp8-q22p-5j9q
    Vendor Advisory
  • vulncheck.com https://www.vulncheck.com/advisories/openclaw-webhook-path-route-replacement-vulnerability-in-synology-chat
    Third Party Advisory

Remediation

  • github.com https://github.com/openclaw/openclaw/commit/630f1479c44f78484dfa21bb407cbe6f171dac87
    Patch
  • github.com https://github.com/openclaw/openclaw/commit/980940aa58f862da4e19372597bbc2a9f268d70b
    Patch