CVE-2026-108757
Nexting pinclaw through 0.3.0 Missing Authentication via POST /pinclaw/send
CVSS Score
6.5
EPSS Score
0.0%
EPSS Percentile
0th
Nexting pinclaw OpenClaw channel plugin through 0.3.0 contains a missing authentication vulnerability in src/core/http-router.ts that skips the authToken check on POST /pinclaw/send. Unauthenticated attackers reaching port 18790, which binds all interfaces by default, can inject blind prompts into the user's main OpenClaw agent session as user instructions.
| CWE | CWE-306 |
| Vendor | nexting |
| Product | pinclaw |
| Published | Oct 11, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
None
Affected Versions
Nexting / pinclaw
0 ≤ 0.3.0
References
hackmd.io: https://hackmd.io/@haind/nexting-pinclaw-send-unauth-agent-injection github.com: https://github.com/Nexting-ai/nexting/blob/a4b75f0429d3b1bf35eef68a296b2e72aa9c7483/plugin/src/core/http-router.ts#L296-L330 github.com: https://github.com/Nexting-ai/nexting/blob/a4b75f0429d3b1bf35eef68a296b2e72aa9c7483/plugin/src/core/server.ts#L149 npmjs.com: https://www.npmjs.com/package/pinclaw vulncheck.com: https://www.vulncheck.com/advisories/nexting-pinclaw-through-0.3.0-missing-authentication-via-post-pinclaw-send
Credits
HaiND from the Post and Telecommunication Institute of Technology