AUGUST 4, 2026
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Case File

CVE-2023-39423

HIGH · CVSS 8.6 EPSS 0.47%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-09-07 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 8.6. See the original NVD description below for full technical details.

CVE
CVE-2023-39423
Severity
HIGH
CVSS
8.6
EPSS
0.47%

Original NVD Description

The RDPData.dll file exposes the /irmdata/api/common endpoint that handles session IDs,  among other features. By using a UNION SQL operator, an attacker can leak the sessions table, obtain the currently valid sessions and impersonate a currently logged-in user.

Related CVEs

Other vulnerabilities affecting the same vendor(s)