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Proxmox Qemu-server: vulnerabilities and CVEs

Proxmox Qemu-server has 2 published vulnerabilities, 2 of them in the last 12 months. 0 are rated critical and 0 are listed by CISA as actively exploited.

CVEs2
Last 12 months2
Critical0
Actively exploited0

All vulnerabilities in the catalogue →⭐ Follow this technology

Latest vulnerabilities

CVESeverityEPSSActive exploitationPublishedDescription
CVE-2026-51083Medium (6.5)0.34%—Jul 17, 2026
Incorrect access control in Proxmox Virtual Environment (PVE) 9.x qemu-server before 9.1.8 and 8.x before 8.4.8 allows users within limited privileges to obtain hashed passwords via the cloudinit/dump API.
CVE-2026-51082High (7.2)0.39%—Jul 17, 2026
A race condition between the vncproxy and vncwebsocket API calls in Proxmox Virtual Environment (PVE) 9.x pve-manager before 9.1.9 and 8.x before 8.4.19; qemu-server 9.x before 9.1.7 and 8.x before 8.4.7; and…

🎯 How it gets exploited (ATT&CK techniques)

  1. T1068 Exploitation for Privilege Escalation1
  2. T1210 Exploitation of Remote Services1

Number of CVEs of this technology mapped to each exploitation or primary-impact technique.

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