CVE-2022-31358

critical

Description

A reflected cross-site scripting (XSS) vulnerability in Proxmox Virtual Environment prior to v7.2-3 allows remote attackers to execute arbitrary web scripts or HTML via non-existent endpoints under path /api2/html/.

References

https://www.proxmox.com/en/

https://starlabs.sg/blog/2022/12-multiple-vulnerabilites-in-proxmox-ve--proxmox-mail-gateway/

https://git.proxmox.com/?p=pve-http-server.git%3Ba=commitdiff%3Bh=00661f1223b7c0afffa64e1d91f5e018b985f762

http://proxmox.com

Details

Source: Mitre, NVD

Published: 2022-12-14

Updated: 2025-04-22

Risk Information

CVSS v2

Base Score: 9

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 9

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.00234