What is CVE-2025-43013?

CVE-2025-43013 is a medium-severity vulnerability in Jetbrains Toolbox, classified under Cleartext Transmission of Sensitive Information. CVSS score: 6.9/10. Published 2025-04-17.

How severe is CVE-2025-43013?

Medium severity. CVSS v3 base score is 6.9 out of 10.

Vulnerability in Jetbrains Toolbox

CVE-2025-43013

In JetBrains Toolbox App before 2.6 unencrypted credential transmission during SSH authentication was possible

Published 2025-04-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.9 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:C/C:H/I:L/A:L.

EPSS exploit prediction

EPSS: 0.002 (3.7th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 3.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.002 · change: +0.000

Affected products

Jetbrains Toolbox
Jetbrains Toolbox App — versions 0

Weakness classification (CWE)

CWE-319 — Cleartext Transmission of Sensitive Information

References

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

Frequently asked questions

What is CVE-2025-43013?: CVE-2025-43013 is a medium-severity vulnerability in Jetbrains Toolbox, classified under Cleartext Transmission of Sensitive Information. CVSS score: 6.9/10. Published 2025-04-17.
How severe is CVE-2025-43013?: Medium severity. CVSS v3 base score is 6.9 out of 10.