CVE-2025-59421 Press vulnerable to email flooding to users due to lack of validation and rate limits

Low 2.7 Published Updated

Attackers can flood user inboxes with duplicate invites due to missing validation and rate limits in the Frappe Press application.

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

What is CVE-2025-59421?

CVE-2025-59421 is a low-severity denial of service vulnerability in frappe press, published on 18 Sep 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Press, a Frappe custom app that runs Frappe Cloud, manages infrastructure, subscription, marketplace, and software-as-a-service (SaaS). A bad actor can flood the inbox of a user by repeatedly sending invites (duplicate). The issue is fixed in commit 83c3fc7676c5dbbe1fd5092d21d95a10c7b48615.

Weakness: CWE-770

Which versions are affected by CVE-2025-59421?

How do I fix CVE-2025-59421?

No fix has been published for CVE-2025-59421 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2025-59421 being exploited?

There is no known exploitation of CVE-2025-59421 in the wild and no public exploit code.

Sources

Also known as GHSA-68qm-vp8f-rpr3.

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