Resource exhaustion in Oracle Graalvm
CVE-2026-22021
Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: JSSE). Supported versions that are affected are Oracle Java SE: 8u481, 8u481-b50, 8u481-perf, 11.0.30, 17…
Vulnerability class: DoS (Denial of Service)
EPSS: 0.003 (22.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.
Affected products
- Oracle Graalvm — versions 21.3.17
- Oracle Graalvm_for_jdk — versions 17.0.18, 21.0.10
- Oracle Jdk — versions 1.8.0, 11.0.30, 17.0.18
- Oracle Jre — versions 1.8.0, 11.0.30, 17.0.18
- Oracle Corporation Graalvm Enterprise Edition — versions 21.3.17
- Oracle Corporation Graalvm For Jdk — versions 17.0.18, 21.0.10
- Oracle Corporation Java Se — versions 8u481, 8u481-b50, 8u481-perf
Weakness classification (CWE)
References
- secalert_us@oracle.com (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-22021?
- CVE-2026-22021 is a medium-severity vulnerability in Oracle Graalvm, classified under Uncontrolled Resource Consumption. CVSS score: 5.3/10. Published 2026-04-21.
- How severe is CVE-2026-22021?
- Medium severity. CVSS v3 base score is 5.3 out of 10.