What is CVE-2026-75059?

CVE-2026-75059 is a medium-severity vulnerability in Jetbrains Pycharm, classified under Cross-site Scripting. CVSS score: 4.4/10. Published 2026-08-17.

How severe is CVE-2026-75059?

Medium severity. CVSS v3 base score is 4.4 out of 10.

XSS in Jetbrains Pycharm

CVE-2026-75059

In JetBrains PyCharm before 2026.2.1 code execution via Quick Documentation was possible

Vulnerability class: XSS (Cross-Site Scripting)

Published 2026-08-17 · last modified 2026-09-10.

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (6.7th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 6.7% 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 Pycharm — 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-2026-75059?: CVE-2026-75059 is a medium-severity vulnerability in Jetbrains Pycharm, classified under Cross-site Scripting. CVSS score: 4.4/10. Published 2026-08-17.
How severe is CVE-2026-75059?: Medium severity. CVSS v3 base score is 4.4 out of 10.