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CVE-2023-43566

In JetBrains TeamCity before 2023.05.4 stored XSS was possible during nodes configuration

3.5 Low

In JetBrains TeamCity before 2023.05.4 stored XSS was possible during nodes configuration

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
High
User interaction
Required

What an attacker can affect

Confidentiality
Low
Integrity
Low
Availability
None

Exploit likelihood

1.05%Up 1.0 points since Sep 20, 2023
90%50%10%1%

What each source reports

CVE List Score used3.5

In JetBrains TeamCity before 2023.05.4 stored XSS was possible during nodes configuration

Record
CVE-2023-43566
CVSS 3.1
3.5 LowCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N
Weakness
CWE-79
Updated
2026-11-02
EUVDEUVD-2023-479723.5

In JetBrains TeamCity before 2023.05.4 stored XSS was possible during nodes configuration

Record
EUVD-2023-47972
CVSS 3.1
3.5 LowCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N
Updated
2026-11-03
GitHub AdvisoriesGHSA-56qf-rm6g-9hvq3.5

In JetBrains TeamCity before 2023.05.4 stored XSS was possible during nodes configuration

In JetBrains TeamCity before 2023.05.4 stored XSS was possible during nodes configuration

Record
GHSA-56qf-rm6g-9hvq
CVSS 3.1
3.5 LowCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N
Weakness
CWE-79
Updated
2026-11-02
NVD3.5

In JetBrains TeamCity before 2023.05.4 stored XSS was possible during nodes configuration

Record
CVE-2023-43566
CVSS 3.1
3.5 LowCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N
CVSS 3.1
5.4 MediumCVSS: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

History
RecordedChangedSources
aliases, publishedEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-43566 is a low vulnerability (CVSS 3.5) in Jetbrains Teamcity, published September 19, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.05%, the 64th percentile. No source names a fixed version.

References

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