CVE-2019-12866 Missing authorization in n/a

Critical 9.8 Published 3 Jul 2019 Updated 4 Aug 2024

Attackers can bypass authorization to access or modify unauthorized data via insecure direct object references in JetBrains YouTrack.

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-2019-12866?

CVE-2019-12866 is a critical missing authorization vulnerability in Jetbrains Youtrack, published on 3 Jul 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An Insecure Direct Object Reference, with Authorization Bypass through a User-Controlled Key, was possible in JetBrains YouTrack. The issue was fixed in 2018.4.49168.

Weakness: CWE-639

Which versions are affected by CVE-2019-12866?

It affects 1 product.

Products include Jetbrains Youtrack.

How do I fix CVE-2019-12866?

No fix has been published for CVE-2019-12866 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-2019-12866 being exploited?

There is no known exploitation of CVE-2019-12866 in the wild and no public exploit code.

All Jetbrains Youtrack vulnerabilities

Sources

Also known as GHSA-76p4-4v5g-fpxr.