CVE-2025-49262
📋 TL;DR
This stored cross-site scripting (XSS) vulnerability in the Sina Extension for Elementor WordPress plugin allows attackers to inject malicious scripts into web pages. When users view pages containing the malicious content, the scripts execute in their browsers, potentially stealing credentials or performing unauthorized actions. All WordPress sites using vulnerable versions of this plugin are affected.
💻 Affected Systems
- Sina Extension for Elementor WordPress Plugin
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Attackers could steal administrator session cookies, take over WordPress sites, deface websites, redirect visitors to malicious sites, or install backdoors for persistent access.
Likely Case
Attackers inject malicious JavaScript to steal user session cookies, potentially compromising user accounts and performing actions on their behalf.
If Mitigated
With proper input validation and output encoding, malicious scripts would be neutralized before reaching users' browsers.
🎯 Exploit Status
Stored XSS vulnerabilities are commonly exploited. While no public PoC is confirmed, the vulnerability type is well-understood and weaponization is likely.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 3.6.2 or later
Restart Required: No
Instructions:
1. Log into WordPress admin panel. 2. Navigate to Plugins → Installed Plugins. 3. Find 'Sina Extension for Elementor'. 4. Click 'Update Now' if available. 5. Alternatively, download latest version from WordPress repository and manually update.
🔧 Temporary Workarounds
Disable Plugin
allTemporarily disable the vulnerable plugin until patched
wp plugin deactivate sina-extension-for-elementor
Content Security Policy
allImplement CSP headers to restrict script execution
Add to .htaccess: Header set Content-Security-Policy "default-src 'self'; script-src 'self'"
Add to nginx config: add_header Content-Security-Policy "default-src 'self'; script-src 'self'";
🧯 If You Can't Patch
- Implement web application firewall (WAF) rules to block XSS payloads
- Restrict plugin access to trusted users only using role-based access controls
🔍 How to Verify
Check if Vulnerable:
Check WordPress admin → Plugins → Installed Plugins for 'Sina Extension for Elementor' version 3.6.1 or earlierCheck Version:
wp plugin get sina-extension-for-elementor --field=versionVerify Fix Applied:
Verify plugin version is 3.6.2 or later in WordPress admin panel📡 Detection & Monitoring
Log Indicators:
- Unusual POST requests to plugin endpoints
- Suspicious JavaScript in form submissions
- Multiple failed XSS attempts in web server logs
Network Indicators:
- Malicious script tags in HTTP requests
- Unexpected external script loads from plugin pages
SIEM Query:
source="web_server" AND (uri="*sina-extension*" OR uri="*elementor*") AND (content="<script>" OR content="javascript:" OR content="onerror=" OR content="onload=")