Vulnerability in Oracle Graalvm
CVE-2026-46917
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: 11.0.31, 17.0.19, 21.0.11, 25.0.3, 26.0.1; Oracle GraalVM for JDK: 17.0.19 and 21.0.11; Oracle GraalVM Enterprise Edition: 21.3.18. Easily exploitable vulnerability allows unauthenticated attacker with network access via TLS to compromise Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition. Note: This vulnerability can only be exploited by supplying data to APIs in the specified Component without using Untrusted Java Web Start applications or Untrusted Java applets, such as through a web service. CVSS 3.1 Base Score 5.3 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L).
EPSS: 0.003 (21.1th 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 21.3.18
- Oracle Graalvm_for_jdk — versions 17.0.19, 21.0.11
- Oracle Jdk — versions 11.0.31, 17.0.19, 21.0.11
- Oracle Jre — versions 11.0.31, 17.0.19, 21.0.11
- Oracle Corporation Graalvm Enterprise Edition — versions 21.3.18
- Oracle Corporation Graalvm For Jdk — versions 17.0.19, 21.0.11
- Oracle Corporation Java Se — versions 11.0.31, 17.0.19, 21.0.11
Weakness classification (CWE)
References
- secalert_us@oracle.com (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-46917?
- CVE-2026-46917 is a medium-severity vulnerability in Oracle Graalvm, classified under Improper Access Control. CVSS score: 5.3/10. Published 2026-07-21.
- How severe is CVE-2026-46917?
- Medium severity. CVSS v3 base score is 5.3 out of 10.