Medium severity · published Apr 9, 2026
CVE-2026-35635
OpenClaw < 2026.3.22 - Webhook Path Route Replacement Vulnerability in Synology Chat
6.5
CVSS
0.2%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 16% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OP
OpenClaw · OpenClaw
before 2026.3.22 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-35635
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-35635
Patch
https://github.com/openclaw/openclaw/commit/630f1479c44f78484dfa21bb407cbe6f171dac87
Patch
https://github.com/openclaw/openclaw/commit/980940aa58f862da4e19372597bbc2a9f268d70b
Vendor Advisory
https://github.com/openclaw/openclaw/security/advisories/GHSA-rqp8-q22p-5j9q
Third Party Advisory
https://www.vulncheck.com/advisories/openclaw-webhook-path-route-replacement-vulnerability-in-synology-chat
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