CVE-2026-79680 — Authentication bypass vulnerability in the password authentication mechanism of the Qt VNC Server module
Authentication bypass vulnerability in the password authentication mechanism of the Qt VNC Server module. An attacker using a specially modified VNC client that violates the RFB…
Published: 2026-09-24 · CVSS: 4.5 · CVSS 4.0
Authentication bypass vulnerability in the password authentication mechanism of the Qt VNC Server module. An attacker using a specially modified VNC client that violates the RFB protocol can bypass Qt VNC Server's password authentication and gain unauthorized remote access to the shared application, compromising the confidentiality and integrity of the session.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7