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CVE

CWE

Training

CVE-2020-37237

Published: May 16, 2026

Modified: May 24, 2026

PUBLISHED

CVSS v3.1

6.4

MEDIUM

Description

Composr CMS 10.0.34 contains a persistent cross-site scripting vulnerability that allows authenticated administrators to inject malicious scripts through the banner management interface. Attackers with admin credentials can inject XSS payloads in the Description field of the Add banner functionality, which execute for all website visitors when they access the home page.

Vendor	Product	Versions
Compo	Composr CMS	affected `10.0.34`

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

References

ExploitDB-49190

exploit

Official Product Homepage

product

Product Reference

product

VulnCheck Advisory: Composr CMS 10.0.34 Persistent Cross-Site Scripting via banners

third-party-advisory

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