CVE-2026-72555 Peppermint Lab Peppermint - Broken Access Control

High 8.1 Published Updated

Authenticated users can read, modify, or delete tickets, clients, and users belonging to other accounts due to default permission checks being disabled.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-72555?

CVE-2026-72555 is a high-severity missing authorization vulnerability in Peppermint, published on 11 Aug 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A broken access control vulnerability in Peppermint Lab Peppermint through commit ba6e217 exists because the Config.roles_active flag defaults to false, causing all permission checks on ticket, client, and user handlers to behave as no-ops on default installations. All authenticated users bypass ownership and administrative access controls. An attacker with any user account can read, modify, or delete tickets, clients, and users belonging to any other account.

Weakness: CWE-284

Which versions are affected by CVE-2026-72555?

How do I fix CVE-2026-72555?

No fix has been published for CVE-2026-72555 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2026-72555 being exploited?

There is no known exploitation of CVE-2026-72555 in the wild and no public exploit code.

Sources

Also known as GHSA-jv42-7r5q-7p5r.

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