High severity · published Sep 26, 2026
CVE-2026-100557
OpenClaw before 2026.8.1 Authorization Bypass via Skill Tool Dispatch
8.3
CVSS
0.2%
EPSS
No
On KEV
Description
OpenClaw versions before 2026.8.1 contain an authorization bypass vulnerability in skill tool dispatch that fails to carry the sender's owner status. Non-owner senders authorized to invoke skill commands can access owner-only tools and server credentials reserved for owners.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 15% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OP
OpenClaw · OpenClaw
before 2026.8.1 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-100557
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-100557
vendor-advisory
https://github.com/openclaw/openclaw/security/advisories/GHSA-7cp7-87pj-p32v
third-party-advisory
https://www.vulncheck.com/advisories/openclaw-before-2026.8.1-authorization-bypass-via-skill-tool-dispatch
More from OpenClaw
9.9
CVE-2026-41329
OpenClaw < 2026.3.31 - Sandbox Bypass via Heartbeat Context Inheritance and senderIsOwner Escalation
9.9
CVE-2026-33579
OpenClaw < 2026.3.28 - Privilege Escalation via Missing Caller Scope Validation in Device Pair Approval
9.9
CVE-2026-32922
OpenClaw < 2026.3.11 - Privilege Escalation via Unvalidated Scope in device.token.rotate
9.9
CVE-2026-32048
OpenClaw < 2026.3.1 - Sandbox Escape via Cross-Agent sessions_spawn
9.9
CVE-2026-22172
OpenClaw < 2026.3.12 - Scope Elevation in WebSocket Shared-Auth Connections