Reflected XSS Vulnerability in Luci OpenWRT Administration Interface
CVE-2025-57389

5.4MEDIUM

Key Information:

Vendor

OpenWRT

Status
Luci
Vendor
CVE Published:
1 October 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-57389?

A reflected cross-site scripting (XSS) vulnerability has been identified in the Luci OpenWRT administration interface, specifically within the /admin/system/packages endpoint. This flaw allows attackers to inject and execute arbitrary JavaScript code in a user's browser by leveraging specially crafted payloads. The exploitation of this vulnerability can lead to serious security risks, including unauthorized access to sensitive information and unauthorized actions performed on behalf of the victim.

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Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2025-57389
Created by amalcew

References

https://github.com/openwrt/luci/blob/20b3600d4d64bf60588c...
https://github.com/amalcew/CVE-2025-57389

CVSS V3.1

Score:
5.4
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability Reserved

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