CVE-2025-57540

MediumCVSS 5.4/10Last modified Jun 17, 2026

Description

A stored cross-site scripting (XSS) vulnerability exists in the WebAuthn Relying Party field within the Datacenter configuration of Proxmox Virtual Environment (PVE) 8.4. Authenticated users can inject JavaScript code that is later executed in the browsers of users who view the configuration page, enabling client-side attacks.

Metrics

CVSS 3.1 5.4/10CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Sep 9, 2025
Last modified
Jun 17, 2026
NVD status
Analyzed

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CVE-2025-57540: Medium severity, CVSS 5.4 | Vulnix