CVE-2018-25331

MEDIUM

Zenar Content Management System Cross-Site Scripting via ajax.php

Title source: cna
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2018-25331. PoCs published by Berk Dusunur.

AI-analyzed exploit summary This is a functional proof-of-concept for a stored XSS vulnerability in Zenar CMS. The exploit demonstrates how an attacker can inject malicious JavaScript via the 'current_page' parameter in an AJAX request, which is then reflected in the response.

Description

Zenar Content Management System contains a cross-site scripting vulnerability that allows unauthenticated attackers to inject malicious scripts by manipulating form parameters in POST requests. Attackers can inject script tags through the current_page parameter sent to the ajax.php endpoint, which reflects unsanitized user input in the response HTML to execute arbitrary JavaScript in victim browsers.

Exploits (1)

exploitdb WORKING POC
by Berk Dusunur · textwebappsphp
https://www.exploit-db.com/exploits/44664

This is a functional proof-of-concept for a stored XSS vulnerability in Zenar CMS. The exploit demonstrates how an attacker can inject malicious JavaScript via the 'current_page' parameter in an AJAX request, which is then reflected in the response.

Classification
Working Poc 95%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: Zenar Content Management System
No auth needed
Prerequisites: Access to the target's AJAX endpoint · Ability to send crafted HTTP requests
devstral-2 · analyzed May 17, 2026 Full analysis →

References (4)

Core 4
Core References
Exploit exploit
ExploitDB-44664
https://www.exploit-db.com/exploits/44664
Product product
Official Product Homepage
http://demo.zenar.io
Product product
Product Reference
https://zenar.io/
Third Party Advisory third-party-advisory
VulnCheck Advisory: Zenar Content Management System Cross-Site Scripting via ajax.php
https://www.vulncheck.com/advisories/zenar-content-management-system-cross-site-scripting-via-ajax-php

Scores

CVSS v3 6.1
EPSS 0.0022
EPSS Percentile 11.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-79
Status published
Products (1)
zenar/Zenar Content Management System 7.0
Published May 17, 2026
Tracked Since May 17, 2026