XML External Entity injection in IntelliJ IDEA - CVE-2026-75055
Published: August 17, 2026
Vulnerability identifier: #VU143866
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-75055
CWE-ID: CWE-611
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to disclose local file contents.
The vulnerability exists due to XML external entity processing in Hadoop ResourceManager when parsing XML input. A remote attacker can supply a specially crafted XML payload to disclose local file contents.
Affected software
IntelliJ IDEA
How to mitigate CVE-2026-75055
Install security update from vendor's website.
IntelliJ IDEA - update to 2026.2.1