CVE-2025-53959 Missing authorization in YouTrack

High 7.6 Published 15 Jul 2025 Updated 15 Jul 2025

Attackers can spoof emails via an administrative API due to missing authorization checks in JetBrains YouTrack.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2025-53959?

CVE-2025-53959 is a high-severity missing authorization vulnerability in Jetbrains Youtrack, published on 15 Jul 2025. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

In JetBrains YouTrack before 2025.2.86069, 2024.3.85077, 2025.1.86199 email spoofing via an administrative API was possible

Weakness: CWE-862

Which versions are affected by CVE-2025-53959?

It affects 1 product.

Products include Jetbrains Youtrack.

How do I fix CVE-2025-53959?

No fix has been published for CVE-2025-53959 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-2025-53959 being exploited?

There is no known exploitation of CVE-2025-53959 in the wild and no public exploit code.

All Jetbrains Youtrack vulnerabilities

Sources

Also known as GHSA-mw99-v43x-57cp.