What is CVE-2024-31137?

CVE-2024-31137 is a medium-severity vulnerability in Jetbrains Teamcity, classified under Cross-site Scripting. CVSS score: 6.8/10. Published 2024-03-28.

How severe is CVE-2024-31137?

Medium severity. CVSS v3 base score is 6.8 out of 10.

Is CVE-2024-31137 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Jetbrains Teamcity

CVE-2024-31137

In JetBrains TeamCity before 2024.03 reflected XSS was possible via Space connection configuration

Vulnerability class: XSS (Cross-Site Scripting)

Published 2024-03-28 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.004 (29.4th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 29.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Jetbrains Teamcity — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

www.jetbrains.com/privacy-security/issues-fixed/ (Vendor Advisory)

Frequently asked questions

What is CVE-2024-31137?: CVE-2024-31137 is a medium-severity vulnerability in Jetbrains Teamcity, classified under Cross-site Scripting. CVSS score: 6.8/10. Published 2024-03-28.
How severe is CVE-2024-31137?: Medium severity. CVSS v3 base score is 6.8 out of 10.
Is CVE-2024-31137 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.