CVE-2021-43195
In JetBrains TeamCity before 2021.1.2, some HTTP security headers were missing.
In JetBrains TeamCity before 2021.1.2, some HTTP security headers were missing.
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
- None
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
In JetBrains TeamCity before 2021.1.2, some HTTP security headers were missing.
- Record
CVE-2021-43195- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:P/A:N - Updated
- 2026-11-02
CVE ListNo score
In JetBrains TeamCity before 2021.1.2, some HTTP security headers were missing.
- Record
CVE-2021-43195- Updated
- 2026-11-02
EUVDEUVD-2021-30139No score
In JetBrains TeamCity before 2021.1.2, some HTTP security headers were missing.
- Record
EUVD-2021-30139- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-2f9c-mjg4-3m26No score
In JetBrains TeamCity before 2021.1.2, some HTTP security headers were missing.
In JetBrains TeamCity before 2021.1.2, some HTTP security headers were missing.
- Record
GHSA-2f9c-mjg4-3m26- 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-2021-43195 is a medium vulnerability (CVSS 5.3) in Jetbrains Teamcity, published November 9, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.71%, the 54th percentile. No source names a fixed version.