What is GHSA-p88h-r6ph-r7j6?

GHSA-p88h-r6ph-r7j6 is a security advisory published by GitHub Security Advisories with Medium severity. A policy-enforcement flaw in Zimbra Collaboration Suite allows an authenticated user to bypass...

Which CVE IDs does GHSA-p88h-r6ph-r7j6 cover?

GHSA-p88h-r6ph-r7j6 covers the following CVE IDs: CVE-2026-50055. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-p88h-r6ph-r7j6?

GHSA-p88h-r6ph-r7j6 has a CVSS v3 base score of 6.5, published by GitHub Security Advisories.

GHSA-p88h-r6ph-r7j6MediumCVSS 6.5

A policy-enforcement flaw in Zimbra Collaboration Suite allows an authenticated user to bypass...

Vendor

GitHub Security Advisories

Published

October 8, 2026

Last Modified

October 8, 2026

🔗 CVE IDs covered (1)

CVE-2026-50055 →

📋 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.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-50055
https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories
https://github.com/advisories/GHSA-p88h-r6ph-r7j6