#VU121727 Improper input validation in Oracle GraalVM Enterprise Edition - CVE-2026-21945

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Main Vulnerability Database Vulnerabilities #VU121727

#VU121727 Improper input validation in Oracle GraalVM Enterprise Edition - CVE-2026-21945

Published: January 20, 2026


Vulnerability identifier: #VU121727
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-21945
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Oracle GraalVM Enterprise Edition
Software vendor:
Oracle

Description

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper input validation within the Security component in Oracle GraalVM Enterprise Edition. A remote non-authenticated attacker can exploit this vulnerability to perform a denial of service (DoS) attack.


Remediation

Install updates from vendor's website.

External links