CVE-2026-108757CWE-306

CVE-2026-108757

Medium · published October 11, 2026

CVSS v3.1
6.5
EPSS
0%
Percentile
12.9
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS v4.0
7.1 · 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
EPSS
0.00229 · 12.9th percentile
Weakness
CWE-306 · Missing Authentication for Critical Function
Published
2026-10-11T17:17Z
References (5)
https://github.com/Nexting-ai/nexting/blob/a4b75f0429d3b1bf35eef68a296b2e72aa9c7483/plugin/src/core/http-router.ts#L296-L330 · [email protected]https://github.com/Nexting-ai/nexting/blob/a4b75f0429d3b1bf35eef68a296b2e72aa9c7483/plugin/src/core/server.ts#L149 · [email protected]https://hackmd.io/@haind/nexting-pinclaw-send-unauth-agent-injection · [email protected]https://www.npmjs.com/package/pinclaw · [email protected]https://www.vulncheck.com/advisories/nexting-pinclaw-through-0.3.0-missing-authentication-via-post-pinclaw-send · [email protected]
EPSS history
Timeline
  • 13 OCT 03:28Z
    EPSS moved — → 0%
    epss
  • 11 OCT 12:19Z
    Nexting pinclaw through 0.3.0 Missing Authentication via POST /pinclaw/send
    cvelistv5
  • 11 OCT 12:19Z
    Nexting pinclaw through 0.3.0 Missing Authentication via POST /pinclaw/send
    cvelistv5