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Vulnerabilities

CVE-2023-34192

Critical 🇺🇸 CISA KEV ⚡ Exploit Available
Synacor Zimbra Collaboration Suite (ZCS) Cross-Site Scripting (XSS) Vulnerability — Synacor Zimbra Collaboration Suite (ZCS) contains a cross-site scripting (XSS) vulnerability that allows a remote au
Published: Feb 25, 2025  ·  Source: CISA_KEV
CVSS v3
9.0
🔗 NVD Official
📄 Description (English)

Synacor Zimbra Collaboration Suite (ZCS) Cross-Site Scripting (XSS) Vulnerability — Synacor Zimbra Collaboration Suite (ZCS) contains a cross-site scripting (XSS) vulnerability that allows a remote authenticated attacker to execute arbitrary code via a crafted script to the /h/autoSaveDraft function.

🤖 AI Executive Summary

Synacor Zimbra Collaboration Suite contains a critical XSS vulnerability in the /h/autoSaveDraft function allowing authenticated attackers to execute arbitrary code. This vulnerability affects email and collaboration systems widely used in enterprise environments.

📄 Description (Arabic)

تسمح هذه الثغرة للمهاجمين المصرح لهم بحقن أكواد XSS ضارة عبر وظيفة حفظ المسودات التلقائي في Zimbra. يمكن للمهاجم تنفيذ أكواد JavaScript عشوائية في سياق جلسة المستخدم، مما يؤدي إلى سرقة بيانات الاعتماد أو الجلسات أو تنفيذ إجراءات غير مصرح بها.

🤖 ملخص تنفيذي (AI)

حزمة Synacor Zimbra Collaboration Suite تحتوي على ثغرة XSS حرجة في وظيفة /h/autoSaveDraft تسمح للمهاجمين المصرح لهم بتنفيذ أكواد عشوائية. تؤثر هذه الثغرة على أنظمة البريد الإلكتروني والتعاون المستخدمة على نطاق واسع في بيئات المؤسسات.

🤖 AI Intelligence Analysis Analyzed: Apr 22, 2026 22:45
🇸🇦 Saudi Arabia Impact Assessment
Saudi Relevance: high
🏢 Affected Saudi Sectors
banking telecom government healthcare
🎯 MITRE ATT&CK Techniques
⚖️ Saudi Risk Score (AI)
9.0
/ 10.0
🔧 Remediation Steps (English)
Update Synacor Zimbra Collaboration Suite to the latest patched version immediately. Implement input validation and output encoding for all user-supplied data. Apply Web Application Firewall (WAF) rules to block malicious scripts. Restrict access to the /h/autoSaveDraft endpoint to authorized users only. Monitor email systems for suspicious activity and conduct security awareness training on phishing attacks.
🔧 خطوات المعالجة (العربية)
قم بتحديث حزمة Synacor Zimbra Collaboration Suite إلى أحدث إصدار مصحح فوراً. طبق التحقق من صحة المدخلات وترميز المخرجات لجميع البيانات المدخلة من المستخدم. طبق قواعد جدار حماية تطبيقات الويب لحجب البرامج النصية الضارة. قيد الوصول إلى نقطة نهاية /h/autoSaveDraft للمستخدمين المصرح لهم فقط. راقب أنظمة البريد الإلكتروني للنشاط المريب وأجر تدريباً على الوعي الأمني بشأن هجمات التصيد.
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
A.7.1.2 A.12.2.1 A.14.2.1
🔵 SAMA CSF
ID.BE-1 PR.AC-1 PR.DS-1 DE.CM-1
🟡 ISO 27001:2022
A.6.1.1 A.13.1.1 A.13.2.1 A.14.2.1
🔗 References & Sources 0
No references.
📦 Affected Products / CPE 1 entries
Synacor:Zimbra Collaboration Suite (ZCS)
📊 CVSS Score
9.0
/ 10.0 — Critical
📋 Quick Facts
Severity Critical
CVSS Score9.0
EPSS89.03%
Exploit ✓ Yes
Patch ✓ Yes
CISA KEV🇺🇸 Yes
KEV Due Date2025-03-18
Published 2025-02-25
Source Feed cisa_kev
Views 5
🇸🇦 Saudi Risk Score
9.0
/ 10.0 — Saudi Risk
Priority: CRITICAL
🏷️ Tags
kev actively-exploited
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