PT-2026-60774 · Proxmox · Proxmox Virtual Environment Qemu-Server

CVE-2026-51083

·

Published

2026-07-17

·

Updated

2026-09-02

CVSS v3.1

6.5

Medium

VectorAV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Name of the Vulnerable Software and Affected Versions Proxmox Virtual Environment qemu-server versions 9.x prior to 9.1.8 Proxmox Virtual Environment qemu-server versions 8.x prior to 8.4.8
Description Incorrect access control allows users with limited privileges to obtain hashed passwords through the cloudinit/dump API endpoint.
Recommendations Update Proxmox Virtual Environment qemu-server versions 9.x to 9.1.8 or later. Update Proxmox Virtual Environment qemu-server versions 8.x to 8.4.8 or later.

Fix

Improper Access Control

Found an issue in the description? Have something to add? Feel free to write us 👾
dbugs@ptsecurity.com

Weakness Enumeration

CWE-284

Related Identifiers

CVE-2026-51083

Affected Products

Proxmox Virtual Environment Qemu-Server