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CVE PROGRAM SOURCE RECORD6.5 Medium

CVE-2026-50055

Zimbra Collaboration Suite Sieve Notify Filter Action Bypasses Mail Forwarding Restriction via Variable Expansion

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Status
Published
Published
Updated
Assigning organization
rapid7

Description

A policy-enforcement flaw in Zimbra Collaboration Suite allows an authenticated user to bypass disabled mail forwarding by using a Sieve notify action to send copies of email content and headers to an arbitrary address.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Zimbra Zimbra Collaboration Suite

Default version status: unaffected

  • 0 to < 10.1.20affected

References