P4Verified

CVE-2026-50538: libvncserver >= 0.9.12, <= 0.9.15

CVE-2026-50538. CVSS 3.1 base score 8.8 (HIGH, Vendor/CNA). EPSS 0.00404 (percentile 0.32644), scored 11-Oct-2026.

Affected technology

libvncserver · >= 0.9.12, <= 0.9.15
LibVNC

Component: Not specified by the source

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

What an attacker can do

Vendor/CNA’s CVSS 3.1 assessment (base score 8.8/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 12-Oct-2026 16:54 UTC

CWE: CWE-122, CWE-787
CCR priority: 35.3 /100 (P4)
CVSS 3.1: 8.8 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H · Vendor/CNA
EPSS: 0.00404 · percentile 0.32644 · 2026-10-11
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-12 16:54:24.294989+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-50538.html