📄 Description (English)
WordPress Plugin WP Symposium Pro 2021.10 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject malicious scripts by exploiting insufficient sanitization of the forum name parameter. Attackers can submit POST requests to the admin setup page with JavaScript payloads in the wps_admin_forum_add_name parameter, which are stored and executed when the forum is accessed.
🤖 AI Executive Summary
CVE-2021-47927 is a stored XSS vulnerability in WordPress Plugin WP Symposium Pro 2021.10 affecting the forum name parameter. Authenticated attackers can inject malicious JavaScript that persists in the database and executes when the forum is accessed by other users. With no available patch and no public exploit, this represents a medium-risk vulnerability requiring immediate compensating controls for organizations using this plugin.
📄 Description (Arabic)
🤖 AI Intelligence Analysis Analyzed: May 13, 2026 11:18
🇸🇦 Saudi Arabia Impact Assessment
Saudi organizations operating WordPress-based community platforms, particularly in government agencies, educational institutions, and large enterprises using WP Symposium Pro for internal forums are at risk. Banking and financial sector organizations using this plugin for customer engagement portals face elevated risk of session hijacking and credential theft. Government entities under NCA oversight and SAMA-regulated financial institutions could face compliance violations if user data is compromised through XSS attacks. Healthcare organizations using this plugin for patient communication could experience HIPAA-equivalent violations under Saudi healthcare regulations.
🏢 Affected Saudi Sectors
Government
Banking and Financial Services
Healthcare
Education
Telecommunications
Large Enterprises
🎯 MITRE ATT&CK Techniques
⚖️ Saudi Risk Score (AI)
6.2
/ 10.0
🔧 Remediation Steps (English)
IMMEDIATE ACTIONS:
1. Disable WP Symposium Pro plugin immediately if not actively required
2. Restrict forum admin access to trusted administrators only via role-based access controls
3. Implement Web Application Firewall (WAF) rules to block POST requests containing JavaScript payloads to /wp-admin/ endpoints
4. Review forum creation logs for suspicious activity in the past 90 days
COMPENSATING CONTROLS:
5. Deploy Content Security Policy (CSP) headers: Content-Security-Policy: default-src 'self'; script-src 'self'; object-src 'none'
6. Implement input validation at database layer using prepared statements
7. Enable WordPress security plugins (Wordfence, Sucuri) with XSS detection rules
8. Apply output encoding to all forum name displays using wp_kses_post() function
DETECTION:
9. Monitor for POST requests to wp-admin with parameters containing: <script>, javascript:, onerror=, onload=
10. Alert on database modifications to forum configuration tables
11. Log all admin forum creation/modification activities
12. Search existing forums for JavaScript payloads in names using regex: /<script|javascript:|on\w+\s*=/i
LONG-TERM:
13. Migrate to alternative forum solutions or upgrade to patched version when available
14. Implement regular security audits of WordPress plugins
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. تعطيل مكون WP Symposium Pro فوراً إذا لم يكن مطلوباً بنشاط
2. تقييد وصول مسؤول المنتدى للمسؤولين الموثوقين فقط عبر ضوابط التحكم في الوصول القائمة على الأدوار
3. تنفيذ قواعد جدار حماية تطبيقات الويب (WAF) لحظر طلبات POST التي تحتوي على حمولات JavaScript إلى نقاط نهاية /wp-admin/
4. مراجعة سجلات إنشاء المنتدى للنشاط المريب في آخر 90 يوماً
الضوابط التعويضية:
5. نشر رؤوس سياسة أمان المحتوى (CSP): Content-Security-Policy: default-src 'self'; script-src 'self'; object-src 'none'
6. تنفيذ التحقق من صحة الإدخال على مستوى قاعدة البيانات باستخدام العبارات المحضرة
7. تفعيل مكونات أمان WordPress (Wordfence, Sucuri) مع قواعد كشف XSS
8. تطبيق ترميز الإخراج على جميع عروض أسماء المنتديات باستخدام دالة wp_kses_post()
الكشف:
9. مراقبة طلبات POST إلى wp-admin التي تحتوي على معاملات: <script>, javascript:, onerror=, onload=
10. تنبيه على تعديلات قاعدة البيانات لجداول تكوين المنتدى
11. تسجيل جميع أنشطة إنشاء/تعديل منتدى المسؤول
12. البحث في المنتديات الموجودة عن حمولات JavaScript في الأسماء باستخدام regex: /<script|javascript:|on\w+\s*=/i
المدى الطويل:
13. الهجرة إلى حلول منتديات بديلة أو الترقية إلى نسخة مصححة عند توفرها
14. تنفيذ عمليات تدقيق أمان منتظمة لمكونات WordPress
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
ECC 2024 A.14.2.1 - Secure development policy (input validation requirements)
ECC 2024 A.14.2.5 - Secure coding practices (output encoding)
ECC 2024 A.12.6.1 - Management of technical vulnerabilities
ECC 2024 A.12.2.1 - User access management (admin access restrictions)
🔵 SAMA CSF
SAMA CSF 2.1 - Information Security Governance (vulnerability management)
SAMA CSF 3.2 - Access Control (authentication and authorization)
SAMA CSF 4.1 - Data Protection (data integrity from XSS attacks)
SAMA CSF 5.1 - Security Incident Management (detection and response)
🟡 ISO 27001:2022
ISO 27001:2022 A.8.1.1 - User endpoint devices (malware protection)
ISO 27001:2022 A.8.2.3 - User access management (role-based access)
ISO 27001:2022 A.8.3.1 - Password management (session security)
ISO 27001:2022 A.14.2.1 - Secure development policy
ISO 27001:2022 A.14.2.5 - Secure coding practices
🟣 PCI DSS v4.0.1
PCI DSS 6.5.1 - Injection flaws prevention
PCI DSS 6.5.7 - Cross-site scripting (XSS) prevention
PCI DSS 6.2 - Security patches and updates
🔗 References & Sources 4
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http://www.wpsymposiumpro.com/
disclosure@vulncheck.com
https://wordpress.org/plugins/wp-symposium-pro/
disclosure@vulncheck.com
https://www.exploit-db.com/exploits/50514
disclosure@vulncheck.com
https://www.vulncheck.com/advisories/wordpress-plugin-wp-symposium-pro-stored-xss-via-w...
disclosure@vulncheck.com