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Vulnerabilities

CVE-2026-35056

High
XenForo before 2.3.9 and before 2.2.18 allows remote code execution (RCE) by authenticated, but malicious, admin users. An attacker with admin panel access can execute arbitrary code on the server.
CWE-94 — Weakness Type
Published: Apr 1, 2026  ·  Modified: Apr 8, 2026  ·  Source: NVD
CVSS v3
7.2
🔗 NVD Official
📄 Description (English)

XenForo before 2.3.9 and before 2.2.18 allows remote code execution (RCE) by authenticated, but malicious, admin users. An attacker with admin panel access can execute arbitrary code on the server.

🤖 AI Executive Summary

XenForo versions before 2.3.9 and 2.2.18 allow authenticated admin users to execute arbitrary code on the server through an unspecified vulnerability. This poses a critical risk to forum administrators and organizations using vulnerable XenForo installations.

📄 Description (Arabic)

تحتوي إصدارات XenForo السابقة للإصدار 2.3.9 و 2.2.18 على ثغرة تسمح لمستخدمي المسؤول المصرح بهم بتنفيذ أكواد عشوائية على خادم الويب. يمكن للمهاجمين الذين يحصلون على حسابات إدارية استخدام هذه الثغرة للسيطرة الكاملة على منصة المنتدى والبيانات المرتبطة بها.

🤖 ملخص تنفيذي (AI)

إصدارات XenForo السابقة للإصدار 2.3.9 و 2.2.18 تسمح لمستخدمي المسؤول المصرح بهم بتنفيذ أكواد عشوائية على الخادم. يشكل هذا خطراً حرجاً على مسؤولي المنتديات والمنظمات التي تستخدم تثبيتات XenForo الضعيفة.

🤖 AI Intelligence Analysis Analyzed: May 8, 2026 14:19
🇸🇦 Saudi Arabia Impact Assessment
Saudi Relevance: high
🏢 Affected Saudi Sectors
telecom government healthcare
🎯 MITRE ATT&CK Techniques
⚖️ Saudi Risk Score (AI)
7.0
/ 10.0
🔧 Remediation Steps (English)
Immediately upgrade XenForo to version 2.3.9 or 2.2.18 or later. Restrict admin panel access to trusted personnel only, implement strong authentication mechanisms, monitor admin activities, and apply principle of least privilege for administrative accounts.
🔧 خطوات المعالجة (العربية)
قم بترقية XenForo فوراً إلى الإصدار 2.3.9 أو 2.2.18 أو أحدث. قيد الوصول إلى لوحة المسؤول للموظفين الموثوقين فقط، وطبق آليات المصادقة القوية، وراقب أنشطة المسؤول، وطبق مبدأ أقل صلاحية للحسابات الإدارية.
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
5.1.1 5.1.2 5.2.1
🔵 SAMA CSF
AC-2 AC-3 AC-6
🟡 ISO 27001:2022
A.9.1.1 A.9.2.1 A.9.4.3
📦 Affected Products / CPE 2 entries
xenforo:xenforo
xenforo:xenforo
📊 CVSS Score
7.2
/ 10.0 — High
📊 CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack VectorN — None / Network
Attack ComplexityL — Low / Local
Privileges RequiredH — High
User InteractionN — None / Network
ScopeU — Unchanged
ConfidentialityH — High
IntegrityH — High
AvailabilityH — High
📋 Quick Facts
Severity High
CVSS Score7.2
CWECWE-94
EPSS0.32%
Exploit No
Patch ✗ No
Published 2026-04-01
Source Feed nvd
Views 5
🇸🇦 Saudi Risk Score
7.0
/ 10.0 — Saudi Risk
Priority: HIGH
🏷️ Tags
CWE-94
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