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OpenAdvisories
Medium · 5.4 CVE-2026-87293 EUVD-2026-106334GHSA-gq49-g2hg-pr63

Vulnerability in Oracle Java SE (component: RMI). Supported versions that are affected are Oracle Java SE: 8u503 and 8u503-perf; Oracle Gra…

Published Oct 20, 2026 · Updated Oct 27, 2026 · Assigned by oracle

Description

Vulnerability in Oracle Java SE (component: RMI). Supported versions that are affected are Oracle Java SE: 8u503 and 8u503-perf; Oracle GraalVM Enterprise Edition: 21.3.19.1.1. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE. While the vulnerability is in Oracle Java SE, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Java SE accessible data as well as unauthorized read access to a subset of Oracle Java SE accessible data. 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 5.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N).

Affected products

VendorProductAffectedFixed
Oracle Oracle Java SE 8u503, 8u503-perf —

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Ubuntu 26.10 openjdk-17 +5 No fix yet —
Ubuntu 26.10 openjdk-8 8u512-b09~us1-0ubuntu1~26.10.1 USN-9009-1
Ubuntu 26.04 LTS openjdk-17 +5 No fix yet —
Ubuntu 26.04 LTS openjdk-8 8u512-b09~us1-0ubuntu1~26.04.1 USN-9009-1
Ubuntu 24.04 LTS openjdk-17 +2 No fix yet —
Ubuntu 24.04 LTS openjdk-8 8u512-b09~us1-0ubuntu1~24.04.1 USN-9009-1
Ubuntu 22.04 LTS openjdk-17 +4 No fix yet —
Ubuntu 22.04 LTS openjdk-8 8u512-b09~us1-0ubuntu1~22.04.1 USN-9009-1
Ubuntu 20.04 LTS openjdk-13 +1 No fix yet —
Show 5 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu 16.04 LTS openjdk-9 No fix yet —
Ubuntu Pro 24.04 LTS openjdk-lts No fix yet —
Ubuntu Pro 20.04 LTS openjdk-17 +2 No fix yet —
Ubuntu Pro 20.04 LTS openjdk-8 8u512-b09~us1-0ubuntu1~20.04.1 USN-9009-1
Ubuntu Pro 18.04 LTS openjdk-17 +1 No fix yet —
Ubuntu Pro 18.04 LTS openjdk-8 8u512-b09~us1-0ubuntu1~18.04.1 USN-9009-1
Ubuntu Pro 16.04 LTS openjdk-8 8u512-b09~us1-0ubuntu1~16.04.1 USN-9009-1
ReleasePackageFixed inAdvisory
openSUSE Tumbleweed java-1_8_0-openjdk 1.8.0.512-1.1 openSUSE-SU-2026:12513-1

Amazon Linux

ReleasePackageFixed inAdvisory
Amazon Linux 2023 java-1.8.0-amazon-corretto +2 1:1.8.0_512.b08-1.amzn2023 ALAS2023-2026-3315
Amazon Linux 2023 java-11-amazon-corretto +5 1:11.0.33.0.9-1.amzn2023 ALAS2023-2026-3317
Amazon Linux 2023 java-17-amazon-corretto +5 1:17.0.21.0.10-1.amzn2023.1 ALAS2023-2026-3318
Amazon Linux 2023 java-21-amazon-corretto +5 1:21.0.13.0.10-1.amzn2023.1 ALAS2023-2026-3319
Amazon Linux 2023 java-25-amazon-corretto +5 1:25.0.5.0.9-1.amzn2023.1 ALAS2023-2026-3320
Amazon Linux 2023 java-27-amazon-corretto +5 1:27.0.1.0.10-1.amzn2023.1 ALAS2023-2026-3316
Amazon Linux 2 java-11-amazon-corretto +3 1:11.0.33.0.9-1.amzn2 ALAS2-2026-4039
Amazon Linux 2 java-17-amazon-corretto +5 1:17.0.21.0.10-1.amzn2.1 ALAS2-2026-4040

Advisories 12

References