Vulnerability in Oracle Java SE and GraalVM Products
CVE-2026-91461

3.7LOW

Key Information:

Vendor

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

What is CVE-2026-91461?

This vulnerability in Oracle Java SE and GraalVM products allows unauthenticated attackers with network access via TLS to potentially compromise the integrity of the data. Exploitation occurs through supplying data to APIs in the compromised component. Successful attacks can lead to unauthorized updates, insertions, or deletions of accessible data, posing significant security risks. It's essential to secure affected versions against such inputs to protect the integrity of your systems.

Affected Version(s)

Oracle GraalVM Enterprise Edition 21.3.19.1.1

Oracle GraalVM for JDK 17.0.20.1

Oracle GraalVM for JDK 21.0.12.1

References

https://www.oracle.com/security-alerts/cpuoct2026.html
vendor-advisory

CVSS V3.1

Score:
3.7
Severity:
LOW
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.