SEPTEMBER 23, 2026
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Case File

CVE-2023-27830

CRITICAL · CVSS 9 EPSS 1.08%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-04-12 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.0. See the original NVD description below for full technical details.

CVE
CVE-2023-27830
Severity
CRITICAL
CVSS
9
EPSS
1.08%

Original NVD Description

TightVNC before v2.8.75 allows attackers to escalate privileges on the host operating system via replacing legitimate files with crafted files when executing a file transfer. This is due to the fact that TightVNC runs in the backend as a high-privileges account.

Related CVEs

Other vulnerabilities affecting the same vendor(s)