CVE-2025-57538

MEDIUM EPSS 22.5%
Published Sep 9, 20259mo ago · Modified Jun 17, 20262w ago
5.4 CVSS 3.1
Medium
Find Similar
Published Sep 9, 2025 9mo ago
Last Modified Jun 17, 2026 2w ago

Description

A stored cross-site scripting (XSS) vulnerability in the HTTP Proxy field within the Datacenter configuration panel of Proxmox Virtual Environment (PVE) 8.4 allows an authenticated user to inject malicious input. The input is stored and executed in the context of other users' browsers when they view the affected configuration page. This can lead to arbitrary JavaScript execution.

CVSS Details

Base Score
5.4
Exploitability
2.3
Impact
2.7
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction Required
Scope Changed
Confidentiality Low
Integrity Low
Availability None

Threat Intelligence

EPSS Exploit Probability
22.5% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

Affected Products 1

VendorProductVersionRange
proxmoxvirtual_environment8.4any

References 3

  • forum.proxmox.com https://forum.proxmox.com/threads/proxmox-virtual-environment-security-advisories.149331/page-2#post-792010
    Issue TrackingVendor Advisory
  • github.com https://github.com/khankishiyev-j/bug-bounty/blob/main/proxmox-xss
    ExploitThird Party Advisory
  • youtube.com https://www.youtube.com/watch?v=mN-0Zia1LZw
    Broken Link

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.