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Global vulnerability Government/Federal Agencies HIGH 48m Global malware Enterprise/Multiple Sectors CRITICAL 49m Global data_breach E-commerce and Retail CRITICAL 57m Global vulnerability Government and Public Administration CRITICAL 1h Global vulnerability Technology/Software Development CRITICAL 1h Global general Industrial Control Systems/Manufacturing HIGH 2h Global data_breach Social Media and Virtual Reality Platforms HIGH 2h Global vulnerability Enterprise Security / All Sectors HIGH 2h Global apt Government and Defense CRITICAL 2h Global general Technology / Consumer Protection MEDIUM 2h Global vulnerability Government/Federal Agencies HIGH 48m Global malware Enterprise/Multiple Sectors CRITICAL 49m Global data_breach E-commerce and Retail CRITICAL 57m Global vulnerability Government and Public Administration CRITICAL 1h Global vulnerability Technology/Software Development CRITICAL 1h Global general Industrial Control Systems/Manufacturing HIGH 2h Global data_breach Social Media and Virtual Reality Platforms HIGH 2h Global vulnerability Enterprise Security / All Sectors HIGH 2h Global apt Government and Defense CRITICAL 2h Global general Technology / Consumer Protection MEDIUM 2h Global vulnerability Government/Federal Agencies HIGH 48m Global malware Enterprise/Multiple Sectors CRITICAL 49m Global data_breach E-commerce and Retail CRITICAL 57m Global vulnerability Government and Public Administration CRITICAL 1h Global vulnerability Technology/Software Development CRITICAL 1h Global general Industrial Control Systems/Manufacturing HIGH 2h Global data_breach Social Media and Virtual Reality Platforms HIGH 2h Global vulnerability Enterprise Security / All Sectors HIGH 2h Global apt Government and Defense CRITICAL 2h Global general Technology / Consumer Protection MEDIUM 2h
Vulnerabilities

CVE-2026-8420

Medium
CWE-352 — Weakness Type
Published: May 20, 2026  ·  Modified: May 23, 2026  ·  Source: NVD
CVSS v3
6.1
🔗 NVD Official
📄 Description (English)

The BLOGCHAT Chat System plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.3.6.3. This is due to missing or incorrect nonce validation on a function. This makes it possible for unauthenticated attackers to update settings and inject malicious web scripts via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

🤖 AI Executive Summary

The BLOGCHAT Chat System WordPress plugin versions up to 1.3.6.3 contains a Cross-Site Request Forgery vulnerability allowing unauthenticated attackers to modify settings and inject malicious scripts. Attackers must trick administrators into clicking a malicious link to exploit this vulnerability.

📄 Description (Arabic)

ثغرة CSRF في إضافة BLOGCHAT Chat System للـ WordPress تسمح للمهاجمين غير المصرح لهم بتعديل إعدادات الموقع وحقن نصوص برمجية ضارة. يتطلب الاستغلال خداع مسؤول الموقع بالنقر على رابط مزيف يتم إنشاؤه من قبل المهاجم.

🤖 ملخص تنفيذي (AI)

The BLOGCHAT Chat System WordPress plugin versions up to 1.3.6.3 contains a Cross-Site Request Forgery vulnerability allowing unauthenticated attackers to modify settings and inject malicious scripts. Attackers must trick administrators into clicking a malicious link to exploit this vulnerability.

🤖 AI Intelligence Analysis Analyzed: May 23, 2026 02:00
🇸🇦 Saudi Arabia Impact Assessment
Saudi Relevance: medium
🏢 Affected Saudi Sectors
telecom government healthcare
🎯 MITRE ATT&CK Techniques
⚖️ Saudi Risk Score (AI)
6.0
/ 10.0
🔧 Remediation Steps (English)
Update BLOGCHAT Chat System plugin to version 1.3.6.4 or later immediately. Implement proper nonce validation on all administrative functions. Conduct security awareness training for administrators regarding phishing and malicious links. Monitor WordPress admin activity logs for unauthorized changes.
🔧 خطوات المعالجة (العربية)
قم بتحديث إضافة BLOGCHAT Chat System إلى الإصدار 1.3.6.4 أو أحدث فوراً. تطبيق التحقق الصحيح من nonce على جميع الوظائف الإدارية. إجراء تدريب الوعي الأمني للمسؤولين بشأن الرسائل المزيفة والروابط الضارة. مراقبة سجلات نشاط WordPress الإدارية للتغييرات غير المصرح بها.
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
A.14.2.1 A.14.2.5
🔵 SAMA CSF
AC-2 AC-3 SI-7
🟡 ISO 27001:2022
A.6.2.1 A.14.2.1 A.14.2.5
📊 CVSS Score
6.1
/ 10.0 — Medium
📊 CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack VectorN — None / Network
Attack ComplexityL — Low / Local
Privileges RequiredN — None / Network
User InteractionR — Required
ScopeC — Changed
ConfidentialityL — Low / Local
IntegrityL — Low / Local
AvailabilityN — None / Network
📋 Quick Facts
Severity Medium
CVSS Score6.1
CWECWE-352
EPSS0.02%
Exploit No
Patch ✗ No
Published 2026-05-20
Source Feed nvd
🇸🇦 Saudi Risk Score
6.0
/ 10.0 — Saudi Risk
Priority: MEDIUM
🏷️ Tags
CWE-352
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