What is CVE-2026-87288?

CVE-2026-87288 is a high-severity vulnerability in Oracle Corporation Graalvm, classified under Improper Access Control. CVSS score: 8.1/10. Published 2026-09-15.

How severe is CVE-2026-87288?

High severity. CVSS v3 base score is 8.1 out of 10.

Vulnerability in Oracle Corporation Graalvm

CVE-2026-87288

Vulnerability in the Oracle GraalVM product of Oracle Java SE (component: Compiler). The supported version that is affected is Oracle GraalVM: 25.0.4.1. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle GraalVM. Successful attacks of this vulnerability can result in takeover of Oracle GraalVM. CVSS 3.1 Base Score 8.1 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H).

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Oracle Corporation Graalvm — versions 25.0.4.1

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

secalert_us@oracle.com (vendor-advisory)

Frequently asked questions

What is CVE-2026-87288?: CVE-2026-87288 is a high-severity vulnerability in Oracle Corporation Graalvm, classified under Improper Access Control. CVSS score: 8.1/10. Published 2026-09-15.
How severe is CVE-2026-87288?: High severity. CVSS v3 base score is 8.1 out of 10.