What is CVE-2026-59793?

CVE-2026-59793 is a high-severity vulnerability in Jetbrains Teamcity, classified under External Control of File Name or Path. CVSS score: 8.8/10. Published 2026-07-10.

How severe is CVE-2026-59793?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Jetbrains Teamcity

CVE-2026-59793

In JetBrains TeamCity before 2026.1.2 arbitrary file access was possible via the Perforce VCS integration

Published 2026-07-10 · last modified 2026-07-14.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.005 (40.2th percentile), scored 2026-10-09.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 40th percentile — 40.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Jetbrains Teamcity — versions 0

Weakness classification (CWE)

CWE-73 — External Control of File Name or Path

References

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

Frequently asked questions

What is CVE-2026-59793?: CVE-2026-59793 is a high-severity vulnerability in Jetbrains Teamcity, classified under External Control of File Name or Path. CVSS score: 8.8/10. Published 2026-07-10.
How severe is CVE-2026-59793?: High severity. CVSS v3 base score is 8.8 out of 10.