CVE-2026-76066: IntentKit

The National Vulnerability Database (NVD) records that IntentKit through 2.6.3 checks tool calls against its full tool registry, so owner-only tools such as wallet transfer can run for public callers without an approval step.

The record

Kind

Vulnerability

Source record

CVE-2026-76066: IntentKit through 2.6.3 contains an authorization bypass vulnerability where the executor validates tool calls (National Vulnerability Database record)

Record published

2026-10-15

Posted here

2026-10-15

World

Agents moving money · Shopping, trading and payments

Controls concerned

Machine-enforceable scope C-M2; Authority binding C-A2; Destructive-action gate C-E3

Checked

Checked against its record on 2026-10-22 by a reader who did not draft it; report verification/reports/SIG-2026-10-15-003-2026-10-22.md.

A signal's controls are the ones its record points at, the exposure; a case's controls are the ones its records show were absent or failed, so the two can differ.

Corrections

Changes to what this signal says, with the reason. Every earlier version is kept.

• 2026-10-22: Summary. Plain-language rule: abbreviations spelled out at first use (NVD, MCP, SDK). No claim changed. 22 October 2026.
  Show the change

  Before: NVD records that IntentKit through 2.6.3 checks tool calls against its full tool registry, so owner-only tools such as wallet transfer can run for public callers without an approval step.

  After: The National Vulnerability Database (NVD) records that IntentKit through 2.6.3 checks tool calls against its full tool registry, so owner-only tools such as wallet transfer can run for public callers without an approval step.

What a signal is. A signal records what a primary record says; it assigns no fault. It is lighter than a case: one dated item from one record, tagged with the world, sector and controls it touches. It becomes a case when it meets the bar for one.

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