CVE-2024-56355
In JetBrains TeamCity before 2024.12 missing Content-Type header in RemoteBuildLogController...
In JetBrains TeamCity before 2024.12 missing Content-Type header in RemoteBuildLogController response could lead to XSS
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
In JetBrains TeamCity before 2024.12 missing Content-Type header in RemoteBuildLogController response could lead to XSS
- Record
CVE-2024-56355- CVSS 3.1
- 4.6 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2024-53124
In JetBrains TeamCity before 2024.12 missing Content-Type header in RemoteBuildLogController response could lead to XSS
- Record
EUVD-2024-53124- CVSS 3.1
- 4.6 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-xq2w-cvxp-qhgg
In JetBrains TeamCity before 2024.12 missing Content-Type header in RemoteBuildLogController...
In JetBrains TeamCity before 2024.12 missing Content-Type header in RemoteBuildLogController response could lead to XSS
- Record
GHSA-xq2w-cvxp-qhgg- CVSS 3.1
- 4.6 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
In JetBrains TeamCity before 2024.12 missing Content-Type header in RemoteBuildLogController response could lead to XSS
- Record
CVE-2024-56355- CVSS 3.1
- 4.6 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N - CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2024-56355 is a medium vulnerability (CVSS 4.6) in Jetbrains Teamcity, published December 20, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.80%, the 56th percentile. No source names a fixed version.