CVE-2021-31909
In JetBrains TeamCity before 2020.2.3, argument injection leading to remote code execution was...
In JetBrains TeamCity before 2020.2.3, argument injection leading to remote code execution was possible.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
In JetBrains TeamCity before 2020.2.3, argument injection leading to remote code execution was possible.
- Record
CVE-2021-31909- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-88
- Updated
- 2026-11-02
CVE List No score
In JetBrains TeamCity before 2020.2.3, argument injection leading to remote code execution was possible.
- Record
CVE-2021-31909- Updated
- 2026-11-02
EUVDEUVD-2021-18784 No score
In JetBrains TeamCity before 2020.2.3, argument injection leading to remote code execution was possible.
- Record
EUVD-2021-18784- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-97gq-9pf7-vwvc No score
In JetBrains TeamCity before 2020.2.3, argument injection leading to remote code execution was...
In JetBrains TeamCity before 2020.2.3, argument injection leading to remote code execution was possible.
- Record
GHSA-97gq-9pf7-vwvc- Weakness
- CWE-88
- 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-2021-31909 is a critical vulnerability (CVSS 9.8) in Jetbrains Teamcity, published May 11, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.23%, the 88th percentile. No source names a fixed version.