CVE-2026-78417

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CVSS 3.1

4.3 medium

EPSS

<1%p1

Published

Aug 24, 2026 (22d ago)

Modified

Aug 28, 2026

Description

Insufficient verification of data authenticity in the IronVNC client in Devolutions Remote Desktop Manager 2026.2.17.0 and earlier, 2026.1.24.0 and earlier, allows an on-path attacker to intercept and tamper with VNC sessions via automatic acceptance of the server's RSA key during RSA-AES authentication.

Weakness: CWE-345
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.1%)

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