CVE-2025-66401: mcp watch through 0.1.2 (inclusive); +1 more affected products

CVE-2025-66401. CVSS 3.1 base score 9.8 (CRITICAL, Vendor/CNA). EPSS 0.02227 (percentile 0.82438), scored 17-Oct-2026.

Affected technology

mcp watch · through 0.1.2 (inclusive)
kapilduraphe

mcp-watch · <= 0.1.2
kapilduraphe

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · No privileges required · No user interaction required

What an attacker can do

An attacker can execute arbitrary commands on the host machine by appending shell metacharacters to the URL. Vendor/CNA’s CVSS 3.1 assessment (base score 9.8/10) rates confidentiality, integrity and availability impact as high.

Published 18-Oct-2026 18:49 UTC

CWE: CWE-78
CCR priority: 39.8 /100 (P4)
CVSS 3.1: 9.8 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · Vendor/CNA
EPSS: 0.02227 · percentile 0.82438 · 2026-10-17
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-18 18:49:36.049749+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2025-66401.html