CVE-2026-86008

High

Description

Mailu is a mail server distributed as a set of Docker images. Prior to 8577c929b4ade04d3cd4210cf036601abd793556, a domain manager targeting an administrative account or another domain manager with greater privileges can reset passwords or obtain tokens for that account. This authorization failure allows a domain manager to take over a higher-privileged account and exercise that account's permissions. This vulnerability is addressed by commit 8577c929b4ade04d3cd4210cf036601abd793556.

SeverityHigh
CVSS7.2
Exploit probability—
ProductMailu
PublishedOct 16, 2026
First seenOct 16, 2026

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
Mailu Mailu< 8577c929b4ade04d3cd4210cf036601abd793556—

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