CVE-2021-25774
In JetBrains TeamCity before 2020.2.1, a user could get access to the GitHub access token of...
In JetBrains TeamCity before 2020.2.1, a user could get access to the GitHub access token of another user.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
In JetBrains TeamCity before 2020.2.1, a user could get access to the GitHub access token of another user.
- Record
CVE-2021-25774- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N - CVSS 2.0
- 4.0 Medium
AV:N/AC:L/Au:S/C:P/I:N/A:N - Weakness
- CWE-863
- Updated
- 2026-11-02
CVE ListNo score
In JetBrains TeamCity before 2020.2.1, a user could get access to the GitHub access token of another user.
- Record
CVE-2021-25774- Updated
- 2026-11-02
EUVDEUVD-2021-12657No score
In JetBrains TeamCity before 2020.2.1, a user could get access to the GitHub access token of another user.
- Record
EUVD-2021-12657- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-fffm-3rfw-h6pcNo score
In JetBrains TeamCity before 2020.2.1, a user could get access to the GitHub access token of...
In JetBrains TeamCity before 2020.2.1, a user could get access to the GitHub access token of another user.
- Record
GHSA-fffm-3rfw-h6pc- Weakness
- CWE-863
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-25774 is a medium vulnerability (CVSS 4.3) in Jetbrains Teamcity, published February 3, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.67%, the 52nd percentile. No source names a fixed version.