UpHeron
All vulnerabilities

Servers and applications

CVE-2025-57539

A stored cross-site scripting (XSS) vulnerability in the U2F Origin field of the Datacenter configuration in Proxmox Virtual Environment (PVE) 8.4 allows authenticated users to store malicious input. The payload is rendered unsafely in the Web UI and executed when viewed by other users, potentially leading to session hijacking or other attacks.

Severity
Medium 5.4
Published
9 Sept 2025
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
Proxmox VEServers and applications · cpe:a:proxmox:virtual_environment
  • Version 8.4

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2025-57539
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2025-57539