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Vulnerabilities

CVE-2018-25269

Medium
CWE-79 — Weakness Type
Published: Apr 22, 2026  ·  Modified: Apr 25, 2026  ·  Source: NVD
CVSS v3
6.1
🔗 NVD Official
📄 Description (English)

ICEWARP 11.0.0.0 contains a cross-site scripting vulnerability that allows attackers to inject malicious HTML elements into emails by embedding base64-encoded payloads in object and embed tags. Attackers can craft emails containing data URIs with embedded scripts that execute in the client when the email is viewed, compromising user sessions and stealing sensitive information.

🤖 AI Executive Summary

CVE-2018-25269 is a stored cross-site scripting (XSS) vulnerability in ICEWARP 11.0.0.0 that allows attackers to inject malicious scripts into emails via base64-encoded payloads in object and embed tags. When recipients view compromised emails, the scripts execute in their email clients, potentially compromising user sessions and enabling theft of sensitive information. With no available patch and no active exploit in the wild, this represents a medium-risk vulnerability requiring immediate compensating controls.

📄 Description (Arabic)

🤖 AI Intelligence Analysis Analyzed: May 23, 2026 01:33
🇸🇦 Saudi Arabia Impact Assessment
This vulnerability poses significant risk to Saudi organizations using ICEWARP for email services, particularly in banking sector (SAMA-regulated institutions), government agencies (NCA oversight), and large enterprises. Email is critical infrastructure in Saudi Arabia, and XSS vulnerabilities in email clients can lead to credential theft, unauthorized access to sensitive communications, and lateral movement within organizational networks. Healthcare organizations and energy sector entities relying on ICEWARP are especially vulnerable to data exfiltration and compliance violations.
🏢 Affected Saudi Sectors
Banking and Financial Services Government and Public Administration Healthcare Energy and Utilities Telecommunications Large Enterprises Education
⚖️ Saudi Risk Score (AI)
6.8
/ 10.0
🔧 Remediation Steps (English)
Immediate Actions:
1. Identify all ICEWARP 11.0.0.0 installations across the organization and document their usage
2. Implement email content filtering to block emails containing base64-encoded object and embed tags
3. Disable HTML rendering in email clients where possible; configure clients to display emails in plain text mode
4. Educate users not to open emails from untrusted sources and to be cautious with email attachments

Compensating Controls:
5. Deploy web application firewall (WAF) rules to detect and block base64-encoded payloads in email headers and bodies
6. Implement email gateway scanning with updated threat intelligence signatures
7. Enable email authentication (SPF, DKIM, DMARC) to prevent email spoofing
8. Monitor email logs for suspicious patterns: base64 strings in object/embed tags, unusual data URIs
9. Implement Content Security Policy (CSP) headers if ICEWARP supports them

Patching Strategy:
10. Contact ICEWARP vendor for security updates or migration path to newer versions
11. If no patch available, plan migration to alternative secure email solutions
12. Establish timeline for system upgrade or replacement

Detection Rules:
- Alert on emails containing: <object data="data:text/html;base64
- Alert on emails containing: <embed src="data:text/html;base64
- Monitor for unusual JavaScript execution in email client processes
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. تحديد جميع تثبيتات ICEWARP 11.0.0.0 عبر المنظمة وتوثيق استخدامها
2. تنفيذ تصفية محتوى البريد الإلكتروني لحظر رسائل البريد التي تحتوي على علامات كائن وتضمين مشفرة بـ base64
3. تعطيل عرض HTML في عملاء البريد الإلكتروني حيث أمكن؛ تكوين العملاء لعرض رسائل البريد بصيغة نصية عادية
4. تثقيف المستخدمين بعدم فتح رسائل البريد من مصادر غير موثوقة والحذر من مرفقات البريد الإلكتروني

الضوابط التعويضية:
5. نشر قواعد جدار الحماية لتطبيقات الويب (WAF) للكشف عن حمولات base64 المشفرة وحظرها
6. تنفيذ فحص بوابة البريد الإلكتروني باستخدام توقيعات الذكاء التهديدي المحدثة
7. تفعيل مصادقة البريد الإلكتروني (SPF, DKIM, DMARC) لمنع انتحال البريد الإلكتروني
8. مراقبة سجلات البريد الإلكتروني للأنماط المريبة: سلاسل base64 في رؤوس/أجسام البريد، URIs بيانات غير عادية
9. تنفيذ رؤوس سياسة أمان المحتوى (CSP) إذا كان ICEWARP يدعمها

استراتيجية الترقيع:
10. الاتصال بمورد ICEWARP للحصول على تحديثات أمنية أو مسار الترحيل إلى إصدارات أحدث
11. إذا لم تكن هناك رقعة متاحة، خطط للترحيل إلى حلول بريد إلكتروني آمنة بديلة
12. إنشاء جدول زمني لترقية النظام أو استبداله

قواعد الكشف:
- تنبيه على رسائل البريد التي تحتوي على: <object data="data:text/html;base64
- تنبيه على رسائل البريد التي تحتوي على: <embed src="data:text/html;base64
- مراقبة تنفيذ JavaScript غير العادي في عمليات عميل البريد الإلكتروني
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
ECC 2024 A.14.2.1 - Information security requirements in supplier relationships ECC 2024 A.5.1.1 - Policies for information security ECC 2024 A.6.1.1 - Information security roles and responsibilities ECC 2024 A.13.1.1 - Network security perimeter
🔵 SAMA CSF
SAMA CSF ID.BE-1 - Business Environment SAMA CSF PR.AC-1 - Access Control SAMA CSF PR.PT-1 - Protective Technology SAMA CSF DE.CM-1 - Detection and Analysis
🟡 ISO 27001:2022
ISO 27001:2022 A.5.1 - Policies for information security ISO 27001:2022 A.6.1 - Organization of information security ISO 27001:2022 A.8.1 - User endpoint devices ISO 27001:2022 A.13.1 - Network security ISO 27001:2022 A.14.2 - Supplier relationships
🟣 PCI DSS v4.0.1
PCI DSS 6.5.7 - Cross-site scripting (XSS) PCI DSS 6.2 - Security patches and updates PCI DSS 12.3 - Security policy
📊 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-79
EPSS0.03%
Exploit No
Patch ✗ No
Published 2026-04-22
Source Feed nvd
🇸🇦 Saudi Risk Score
6.8
/ 10.0 — Saudi Risk
Priority: HIGH
🏷️ Tags
CWE-79
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