What is CVE-2025-24459?

CVE-2025-24459 is a medium-severity vulnerability in Jetbrains Teamcity, classified under Cross-site Scripting. CVSS score: 4.6/10. Published 2025-01-21.

How severe is CVE-2025-24459?

Medium severity. CVSS v3 base score is 4.6 out of 10.

XSS in Jetbrains Teamcity

CVE-2025-24459

In JetBrains TeamCity before 2024.12.1 reflected XSS was possible on the Vault Connection page

Vulnerability class: XSS (Cross-Site Scripting)

Published 2025-01-21 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.028 (86.2th percentile), scored 2026-10-03.

Low probability of exploitation in the next 30 days, but still tracked. 86th percentile — 86.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.028 · newest: 0.028 · change: 0.000

Affected products

Jetbrains Teamcity — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

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

Frequently asked questions

What is CVE-2025-24459?: CVE-2025-24459 is a medium-severity vulnerability in Jetbrains Teamcity, classified under Cross-site Scripting. CVSS score: 4.6/10. Published 2025-01-21.
How severe is CVE-2025-24459?: Medium severity. CVSS v3 base score is 4.6 out of 10.