CVE-2020-11688 Auth bypass in n/a

What is CVE-2020-11688?

CVE-2020-11688 is a high-severity authentication bypass vulnerability in Jetbrains Teamcity, published on 22 Apr 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In JetBrains TeamCity before 2019.2.1, the application state is kept alive after a user ends his session.

Weakness: CWE-613

Which versions are affected by CVE-2020-11688?

It affects 1 product.

Products include Jetbrains Teamcity.

How do I fix CVE-2020-11688?

No fix has been published for CVE-2020-11688 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2020-11688 being exploited?

There is no known exploitation of CVE-2020-11688 in the wild and no public exploit code.

Other vulnerabilities in Jetbrains Teamcity

• CVE-2026-63077 JetBrains TeamCity Deserialization of Untrusted Data Exploited Critical 9.8
• CVE-2024-27198 JetBrains TeamCity Authentication Bypass Exploited Critical 9.8
• CVE-2023-42793 JetBrains TeamCity Authentication Bypass Exploited Critical 9.8
• CVE-2024-27199 JetBrains TeamCity Relative Path Traversal Exploited High 7.3
• CVE-2024-23917 Auth bypass in TeamCity Critical 9.8

All Jetbrains Teamcity vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-ggmc-w68r-85j5.