What is CVE-2026-75055?

CVE-2026-75055 is a medium-severity vulnerability in Jetbrains Intellij Idea, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 5.5/10. Published 2026-08-17.

How severe is CVE-2026-75055?

Medium severity. CVSS v3 base score is 5.5 out of 10.

XXE in Jetbrains Intellij Idea

CVE-2026-75055

In JetBrains IntelliJ IDEA before 2026.2.1 hadoop ResourceManager could read local files via XXE

Vulnerability class: XXE (XML External Entity)

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.

Affected products

Jetbrains Intellij Idea — versions 0

Weakness classification (CWE)

CWE-611 — Improper Restriction of XML External Entity Reference (XXE)

References

cve@jetbrains.com

Frequently asked questions

What is CVE-2026-75055?: CVE-2026-75055 is a medium-severity vulnerability in Jetbrains Intellij Idea, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 5.5/10. Published 2026-08-17.
How severe is CVE-2026-75055?: Medium severity. CVSS v3 base score is 5.5 out of 10.