Authorization Bypass in Oracle Java SE and GraalVM Products
CVE-2026-21932

7.4HIGH

Key Information:

Vendor

Oracle
Status
Oracle Java Se
Oracle Graalvm For Jdk
Oracle Graalvm Enterprise Edition
Vendor
CVE Published:
20 January 2026

What is CVE-2026-21932?

A vulnerability exists in Oracle Java SE and GraalVM that allows an unauthenticated attacker with network access to compromise systems through multiple protocols. Successful exploitation requires interaction from a non-attacking user and can lead to unauthorized creation, deletion, or modification of sensitive data. The vulnerability is particularly relevant in scenarios where sandboxed Java applications run untrusted code from the internet, posing significant risks to all data accessible by affected Oracle products.

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Affected Version(s)

Oracle GraalVM Enterprise Edition 21.3.16

Oracle GraalVM for JDK 17.0.17

Oracle GraalVM for JDK 21.0.9

References

https://www.oracle.com/security-alerts/cpujan2026.html
vendor-advisory

CVSS V3.1

Score:
7.4
Severity:
HIGH
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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