How severe is CVE-2023-39173?

CVE-2023-39173 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2023-39173 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-39173?

CVE-2023-39173 affects Jetbrains Teamcity. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-39173?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-39173 published?

CVE-2023-39173 was published on 2023-07-25 and last updated on 2026-06-17.

CVE-2023-39173

CVE-2023-39173 is a medium-severity vulnerability in Jetbrains Teamcity with a CVSS 3.x base score of 5.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-266.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
EPSS exploit prediction: 0% (26th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-266
Affected product: Jetbrains Teamcity
Published: 2023-07-25
Last modified: 2026-06-17

Description

In JetBrains TeamCity before 2023.05.2 a token with limited permissions could be used to gain full account access

Frequently asked questions

What is CVE-2023-39173?: In JetBrains TeamCity before 2023.05.2 a token with limited permissions could be used to gain full account access
How severe is CVE-2023-39173?: CVE-2023-39173 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2023-39173 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-39173?: CVE-2023-39173 affects Jetbrains Teamcity. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-39173?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-39173 published?: CVE-2023-39173 was published on 2023-07-25 and last updated on 2026-06-17.

References

https://www.jetbrains.com/privacy-security/issues-fixed/

Affected products (1)

cpe:2.3:a:jetbrains:teamcity:*:*:*:*:*:*:*:*

More vulnerabilities in Jetbrains Teamcity

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