Cross-Site Scripting Vulnerability in QianFox FoxCMS Administrator Backend
CVE-2026-9608

4.8MEDIUM

Key Information:

Vendor

Qianfox

Status
Foxcms
Vendor
CVE Published:
27 May 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-9608?

A cross-site scripting vulnerability exists in QianFox FoxCMS version 1.2.6, specifically within an unknown function of the /Tag/edit file in the Administrator Backend. This vulnerability allows for remote exploitation through manipulation of specific inputs, potentially leading to unauthorized script execution in the user’s browser. Public disclosure of this exploit increases its risk profile, and although the project was notified of this issue through an issue report, no response has been recorded to address the concern.

Affected Version(s)

FoxCMS 1.2.0

FoxCMS 1.2.1

FoxCMS 1.2.2

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-2026-9608 - Proof of Concept

References

https://vuldb.com/vuln/365681
vdb-entry
https://vuldb.com/vuln/365681/cti
signaturepermissions-required
https://vuldb.com/submit/818342
third-party-advisory

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

lzihan (VulDB User)
VulDB CNA Team
.