CVE-2021-25774 Information disclosure in n/a

What is CVE-2021-25774?

CVE-2021-25774 is a medium-severity vulnerability in Jetbrains Teamcity, published on 3 Feb 2021. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

In JetBrains TeamCity before 2020.2.1, a user could get access to the GitHub access token of another user.

Weakness: CWE-863

Which versions are affected by CVE-2021-25774?

It affects 1 product.

Products include Jetbrains Teamcity.

How do I fix CVE-2021-25774?

No fix has been published for CVE-2021-25774 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-25774 being exploited?

There is no known exploitation of CVE-2021-25774 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-fffm-3rfw-h6pc.