CVE-2023-53927 MEDIUM

CVE-2023-53927: PHPJabbers Simple CMS 5.0 Stored Cross-Site Scripting via Section Creation

Vendor Phpjabbers
Product Simple CMS
Weakness CWE-79 · XSS
Published December 17, 2025
Last update April 7, 2026

CVSS base score

5.1/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N

What the vulnerability does

01Description

PHPJabbers Simple CMS 5.0 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject malicious scripts through section name parameters. Attackers can create sections with embedded JavaScript payloads that will execute when administrators view the sections, potentially enabling client-side code execution.

Key dates

02Disclosure timeline

December 17, 2025 CVE published
April 7, 2026 Record updated