CVE-2026-93642 Zimbra Collaboration Suite Modern Web Client Stored Cross-Site Scripting via Forged Share Invitation

An unauthenticated sender can forge a share notification that triggers stored XSS when a signed-in Zimbra Modern recipient clicks Accept Share, allowing the attacker to access mailbox data and act as the victim...

CVE-2026-93642

The Zimbra Collaboration Suite Modern Web Client is vulnerable to Stored Cross-Site Scripting (XSS) due to a flaw where an unauthenticated sender can forge a share notification. When a signed-in Zimbra Modern recipient clicks the Accept Share button, the XSS is triggered. This allows an attacker ...