CVE-2021-47738

CSZ CMS 1.2.7 contains a persistent cross-site scripting vulnerability that allows unauthorized users to embed malicious JavaScript in private messages. Attackers can send messages with script payloads in the user-agent header, which will execute when an admin views the message in the backend dashboard.

CVSS v3 5.4 MEDIUM

5.4^/10

CVSS v3 : MEDIUM

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://sourceforge.net/projects/cszcms/	Product
https://www.cszcms.com/	Product
https://www.exploit-db.com/exploits/48354	Exploit Third Party Advisory VDB Entry
https://www.vulncheck.com/advisories/csz-cms-persistent-cross-site-scripting-via-private-messaging	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:cszcms:csz_cms:1.2.7:*:*:*:*:*:*:*

History

No history.

Information

Published : 2025-12-23 20:15

Updated : 2026-01-05 14:15

NVD link : CVE-2021-47738

Mitre link : CVE-2021-47738

CVE.ORG link : CVE-2021-47738

JSON object : View

Products Affected

cszcms

csz_cms

CWE

CWE-79

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

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