CVE record · 2 sources
CVE-2026-50055
CVSS 6.5A policy-enforcement flaw in Zimbra Collaboration Suite allows an authenticated user to bypass disabled mail forwarding by using a Sieve notify…
- Vendor
- Zimbra
- Product
- Zimbra Collaboration
- CVSS
- 6.5
- EPSS
- 0.002 (p6)
- Exposure class
- Email, Network management
Coverage
2Every item in the archive that references this CVE, highest rank first. Headlines open the publisher.
-
From One Account to Every Mailbox: Breaking Zimbra's Identity Boundaries (Part 1)
An enterprise mail server authenticates users, stores private communications, delivers recovery links, runs calendars, and sends mail that employees and other systems trust. Compromising it can therefore expose both email and the…
-
A policy-enforcement flaw in Zimbra Collaboration Suite allows an authenticated user to bypass disabled mail forwarding by using a Sieve notify…
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.