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#Zimbra

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VU
HIGH
Vulnerabilities

Zimbra XSS Attacks: Over 10,000 Servers Vulnerable — Patch Now

Ongoing cross-site scripting (XSS) attacks exploit a flaw in Zimbra Collaboration Suite (ZCS), leaving over 10,000 online servers vulnerable.

Runtime Rebel Intel
4 min read·Apr 24, 2026
VU
CRITICAL
Vulnerabilities

CISA KEV Expansion: Exploit Guidance for Cisco, Kentico, and Zimbra

CISA adds 8 vulnerabilities to the KEV catalog, including critical flaws in Cisco ASA and Zimbra. Analyze technical impact and remediation requirements.

Runtime Rebel Intel
4 min read·Apr 21, 2026
VU
CRITICAL
Vulnerabilities

CISA KEV Update: Eight New Vulnerabilities in Cisco, TeamCity, and Zimbra

CISA adds eight vulnerabilities to the KEV Catalog, including flaws in Cisco SD-WAN and JetBrains TeamCity, requiring immediate federal agency remediation.

Runtime Rebel Intel
3 min read·Apr 21, 2026
TH
HIGH
Threat Intel

APT28 Targets Ukraine via CVE-2024-45519 Zimbra Exploit

Russian APT28 hackers exploit CVE-2024-45519 in Zimbra Collaboration Suite to target Ukrainian government entities via malicious email-based command injection.

Runtime Rebel Intel
3 min read·Mar 19, 2026
VU
HIGH
Vulnerabilities

CVE-2024-4510: Zimbra Collaboration Suite XSS Exploitation Guide

CISA adds CVE-2024-4510 to the KEV catalog following active exploitation of a Zimbra Collaboration Suite XSS vulnerability. Patch ZCS version 9.0.0 today.

Runtime Rebel Intel
3 min read·Mar 18, 2026