CVE-2026-78417

MediumCVSS 4.3/10Last modified Oct 12, 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.

Metrics

CVSS 3.1 4.3/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Weakness enumeration

CWE-345

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

VendorProductVersions
DevolutionsRemote Desktop Manager< 2026.2.18
DevolutionsRemote Desktop Manager< 2026.1.25

References

Timeline

Published
Aug 24, 2026
Last modified
Oct 12, 2026
NVD status
Awaiting Analysis

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CVE-2026-78417: Medium severity, CVSS 4.3 | Vulnix