CVE-2025-21077 Missing authorization in Samsung Email

Low 3.3 Published 5 Nov 2025 Updated 7 Nov 2025

Local attackers can launch arbitrary activities with elevated privileges due to improper input validation in the Samsung Email application.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2025-21077?

CVE-2025-21077 is a low-severity missing authorization vulnerability in Samsung Email, published on 5 Nov 2025. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Improper input validation in Samsung Email prior to version 6.2.06.0 allows local attackers to launch arbitrary activity with Samsung Email privilege.

Which versions are affected by CVE-2025-21077?

It affects 1 product.

Products include Samsung Email.

How do I fix CVE-2025-21077?

No fix has been published for CVE-2025-21077 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-2025-21077 being exploited?

There is no known exploitation of CVE-2025-21077 in the wild and no public exploit code.

Sources

Also known as GHSA-r4jr-4jcc-p7qg.