P4Verified

CVE-2026-100868: penpot 0 to before 2.18.0; +1 more affected products

CVE-2026-100868. CVSS 3.1 base score 6.3 (MEDIUM, Vendor/CNA). EPSS 0.00257 (percentile 0.15914), scored 2026-10-06.

Affected technology

penpot · 0 to before 2.18.0
penpot

@penpot/mcp · 0 through 2.15.4
penpot

Description’s affected range: before 2.18.0 binds the MCP server plugin WebSocket bridge to all network interfaces without authentication in single-user mode

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Adjacent network · No privileges required · No user interaction required

What an attacker can do

Vendor/CNA’s CVSS 4.0 assessment (base score 5.3/10) rates confidentiality, integrity and availability impact as low. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 2026-10-08 17:35:02.882766+00:00

CWE: CWE-1327
CCR priority: 25.3 /100 (P4)
CVSS 3.1: 6.3 /10 · CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L · Vendor/CNA
EPSS: 0.00257 · percentile 0.1598 · 2026-10-08
KEV: no

Provenance

FIRST EPSS daily exploit-probability · Source record · observed 2026-10-08 17:36:22.845483+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-08 17:32:11.049884+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-100868.html