Improper input validation in Oracle products - CVE-2026-47027
Published: November 7, 2026
Vulnerability identifier: #VU160732
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-47027
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
The vulnerability exists due to improper input validation within the Libraries component in Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition. A remote non-authenticated attacker can exploit this vulnerability to perform service disruption.
Affected software
Oracle Java SE
Oracle GraalVM for JDK
Oracle GraalVM Enterprise Edition
Oracle GraalVM for JDK
Oracle GraalVM Enterprise Edition
How to mitigate CVE-2026-47027
Install updates from vendor's website.