CVE-2026-50055

EUVD-2026-95098
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
rapid7CNA
6.5 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
zimbracollaboration
𝑥
< 10.1.20
CNA
Common Weakness Enumeration
References
https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories