CVE-2025-57538

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2025-57538
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.

5.4 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.3 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

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

Configuration 1 (hide)

cpe:2.3:a:proxmox:virtual_environment:8.4:*:*:*:*:*:*:*
History

18 Sep 2025, 17:41

Type Values Removed Values Added
References () https://forum.proxmox.com/threads/proxmox-virtual-environment-security-advisories.149331/page-2#post-792010 - () https://forum.proxmox.com/threads/proxmox-virtual-environment-security-advisories.149331/page-2#post-792010 - Vendor Advisory, Issue Tracking
References () https://github.com/khankishiyev-j/bug-bounty/blob/main/proxmox-xss - () https://github.com/khankishiyev-j/bug-bounty/blob/main/proxmox-xss - Exploit, Third Party Advisory
References () https://www.youtube.com/watch?v=mN-0Zia1LZw - () https://www.youtube.com/watch?v=mN-0Zia1LZw - Broken Link
First Time Proxmox virtual Environment
Proxmox
CPE cpe:2.3:a:proxmox:virtual_environment:8.4:*:*:*:*:*:*:*

10 Sep 2025, 14:15

Type Values Removed Values Added
References () https://github.com/khankishiyev-j/bug-bounty/blob/main/proxmox-xss - () https://github.com/khankishiyev-j/bug-bounty/blob/main/proxmox-xss -
CWE CWE-79
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.4

09 Sep 2025, 17:16

Type Values Removed Values Added
New CVE
Information

Published : 2025-09-09 17:16

Updated : 2025-09-18 17:41

NVD link : CVE-2025-57538

Mitre link : CVE-2025-57538

CVE.ORG link : CVE-2025-57538

JSON object : View

Products Affected

proxmox

  • virtual_environment
CWE
CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')