EUVD-2026-23837

| CVE-2026-6633 MEDIUM
2026-04-20 VulDB
XSS PHP
5.1
CVSS 4.0
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CVSS VectorNVD

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
P
Scope
X

Lifecycle Timeline

3
Severity Changed
Apr 20, 2026 - 12:22 NVD
LOW MEDIUM
CVSS Changed
Apr 20, 2026 - 12:22 NVD
3.5 (LOW) 5.1 (MEDIUM)
Analysis Generated
Apr 20, 2026 - 12:15 vuln.today

DescriptionNVD

A security flaw has been discovered in Yifang CMS up to 2.0.5. The impacted element is the function store of the file plugins/yifang_backend_account/logic/admin/L_rbac_admin.php of the component Extended Management Module. The manipulation of the argument Account results in cross site scripting. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

AnalysisAI

Stored cross-site scripting (XSS) in Yifang CMS up to version 2.0.5 allows authenticated attackers to inject malicious scripts via the Account parameter in the Extended Management Module's RBAC admin component, affecting stored data integrity with user interaction required. The vulnerability has publicly available proof-of-concept code, though the CVSS score of 3.5 reflects its limited scope (no confidentiality or availability impact, information disclosure only). …

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EUVD-2026-23837 vulnerability details – vuln.today
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