CVE-2026-108757
Nexting pinclaw through 0.3.0 Missing Authentication via POST /pinclaw/send
- State
- Published
- Severity
- 7.1 High
- Published
- Oct 11, 2026
- Updated
- Oct 13, 2026
- Reserved
- Oct 11, 2026
Description
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 7.1 High | CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 6.5 Medium | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N | VulnCheck |
Weaknesses
- CWE-306 Missing Authentication for Critical Function
Affected Products
| Product | Versions |
|---|---|
pinclawNexting |
|
References
- https://hackmd.io/@haind/nexting-pinclaw-send-unauth-agent-injectionthird-party-advisory
- https://github.com/Nexting-ai/nexting/blob/a4b75f0429d3b1bf35eef68a296b2e72aa9c7483/plugin/src/core/http-router.ts#L296-L330technical-description
- https://github.com/Nexting-ai/nexting/blob/a4b75f0429d3b1bf35eef68a296b2e72aa9c7483/plugin/src/core/server.ts#L149technical-description
- https://www.npmjs.com/package/pinclawproduct
- VulnCheck Advisory: Nexting pinclaw through 0.3.0 Missing Authentication via POST /pinclaw/sendthird-party-advisory
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