Skip to content
Fencer Intel
medium 5.3

CVE-2026-91417 json

Vulnerability in the Oracle Java SE, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: CORBA).

published 22d ago modified 20d ago also EUVD-2026-106668

cvss
5.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 23%
public exploits
0
none known

Summary

Vulnerability in the Oracle Java SE, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: CORBA). Supported versions that are affected are Oracle Java SE: 8u503 and 8u503-perf; Oracle GraalVM Enterprise Edition: 21.3.19.1.1. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE, 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 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).

Patch / fix

  • openjdk-8 Ubuntu 22.04 LTS 8u512-b09~us1-0ubuntu1~22.04.1
  • openjdk-8 Ubuntu 24.04 LTS 8u512-b09~us1-0ubuntu1~24.04.1
  • openjdk-8 Ubuntu 26.10 8u512-b09~us1-0ubuntu1~26.10.1
  • openjdk-8 Ubuntu 26.04 LTS 8u512-b09~us1-0ubuntu1~26.04.1
  • openjdk-8 Ubuntu Pro 16.04 LTS 8u512-b09~us1-0ubuntu1~16.04.1
  • openjdk-8 Ubuntu Pro 18.04 LTS 8u512-b09~us1-0ubuntu1~18.04.1
  • openjdk-8 Ubuntu Pro 20.04 LTS 8u512-b09~us1-0ubuntu1~20.04.1

ubuntu advisories UBUNTU-CVE-2026-91417

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • java-1_8_0-openjdk openSUSE Tumbleweed 1.8.0.512-1.1

opensuse advisories openSUSE-SU-2026:12513-1

  • openjdk17 Alpine 3.24, Alpine 3.23 17.0.21.0.3_p1-r0
  • openjdk21 Alpine 3.24, Alpine 3.23 21.0.13.0.3_p1-r0

alpine advisories ALPINE-CVE-2026-91417

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Is CVE-2026-91417 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2026-91417 updated cvss 5.3

openjdk: Enhance CORBA (Oracle CPU 2026-10)

  • Red Hat build of OpenJDK 1.8 java-1.8.0-openjdk-windows, java-1.8.0-openjdk-portable
    affected: no fix available
  • Red Hat Enterprise Linux 6 java-1.6.0-openjdk, java-1.7.0-openjdk, java-1.8.0-openjdk, java-1.6.0-openjdk-src, java-1.7.0-openjdk-src, java-1.8.0-openjdk-src, +7 more Red Hat Enterprise Linux 7 java-1.6.0-openjdk, java-1.7.0-openjdk, java-1.6.0-openjdk-src, java-1.7.0-openjdk-src, java-1.6.0-openjdk-demo, java-1.7.0-openjdk-demo, +4 more
    affected: no fix planned “Out of support scope”
  • Red Hat Enterprise Linux 8 java-1.8.0-ibm, java-1.8.0-ibm-src, java-1.8.0-ibm-demo, java-1.8.0-ibm-jdbc, java-1.8.0-ibm-plugin, java-1.8.0-ibm-headless, +1 more
    affected: no fix available
  • Red Hat CodeReady Linux Builder EUS (v.9.6) java-1.8.0-openjdk-fastdebug 1.8.0.512.b09-1.1.el9, java-1.8.0-openjdk-slowdebug 1.8.0.512.b09-1.1.el9, java-1.8.0-openjdk-src-fastdebug 1.8.0.512.b09-1.1.el9, java-1.8.0-openjdk-src-slowdebug 1.8.0.512.b09-1.1.el9, java-1.8.0-openjdk-demo-fastdebug 1.8.0.512.b09-1.1.el9, java-1.8.0-openjdk-demo-slowdebug 1.8.0.512.b09-1.1.el9, +4 more
    fixed: vendor fix RHSA-2026:95613
  • Red Hat Enterprise Linux AppStream (v. 8) java-1.8.0-openjdk 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-src 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-demo 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-javadoc 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-headless 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-javadoc-zip 1.8.0.512.b09-1.2.el8, +1 more
    fixed: vendor fix RHSA-2026:95609
  • Red Hat Enterprise Linux AppStream (v. 9) java-1.8.0-openjdk 1.8.0.512.b09-1.2.el9, java-1.8.0-openjdk-src 1.8.0.512.b09-1.2.el9, java-1.8.0-openjdk-demo 1.8.0.512.b09-1.2.el9, java-1.8.0-openjdk-javadoc 1.8.0.512.b09-1.2.el9, java-1.8.0-openjdk-headless 1.8.0.512.b09-1.2.el9, java-1.8.0-openjdk-javadoc-zip 1.8.0.512.b09-1.2.el9
    fixed: vendor fix RHSA-2026:95613
  • Red Hat Enterprise Linux AppStream AUS (v.8.4) java-1.8.0-openjdk 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-src 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-demo 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-javadoc 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-headless 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-javadoc-zip 1.8.0.512.b09-1.2.el8, +1 more Red Hat Enterprise Linux AppStream AUS (v.8.6) java-1.8.0-openjdk 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-src 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-demo 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-javadoc 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-headless 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-javadoc-zip 1.8.0.512.b09-1.2.el8, +1 more Red Hat Enterprise Linux AppStream E4S (v.8.8) java-1.8.0-openjdk 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-src 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-demo 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-javadoc 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-headless 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-javadoc-zip 1.8.0.512.b09-1.2.el8, +1 more
    fixed: vendor fix RHSA-2026:95609
  • Red Hat Enterprise Linux AppStream E4S (v.9.2) java-1.8.0-openjdk 1.8.0.512.b09-1.1.el9, java-1.8.0-openjdk-src 1.8.0.512.b09-1.1.el9, java-1.8.0-openjdk-demo 1.8.0.512.b09-1.1.el9, java-1.8.0-openjdk-javadoc 1.8.0.512.b09-1.1.el9, java-1.8.0-openjdk-headless 1.8.0.512.b09-1.1.el9, java-1.8.0-openjdk-javadoc-zip 1.8.0.512.b09-1.1.el9 Red Hat Enterprise Linux AppStream E4S (v.9.4) java-1.8.0-openjdk 1.8.0.512.b09-1.1.el9, java-1.8.0-openjdk-src 1.8.0.512.b09-1.1.el9, java-1.8.0-openjdk-demo 1.8.0.512.b09-1.1.el9, java-1.8.0-openjdk-javadoc 1.8.0.512.b09-1.1.el9, java-1.8.0-openjdk-headless 1.8.0.512.b09-1.1.el9, java-1.8.0-openjdk-javadoc-zip 1.8.0.512.b09-1.1.el9 Red Hat Enterprise Linux AppStream EUS (v.9.6) java-1.8.0-openjdk 1.8.0.512.b09-1.1.el9, java-1.8.0-openjdk-src 1.8.0.512.b09-1.1.el9, java-1.8.0-openjdk-demo 1.8.0.512.b09-1.1.el9, java-1.8.0-openjdk-javadoc 1.8.0.512.b09-1.1.el9, java-1.8.0-openjdk-headless 1.8.0.512.b09-1.1.el9, java-1.8.0-openjdk-javadoc-zip 1.8.0.512.b09-1.1.el9 Red Hat Enterprise Linux AppStream EUS (v.9.8) java-1.8.0-openjdk 1.8.0.512.b09-1.2.el9, java-1.8.0-openjdk-src 1.8.0.512.b09-1.2.el9, java-1.8.0-openjdk-demo 1.8.0.512.b09-1.2.el9, java-1.8.0-openjdk-javadoc 1.8.0.512.b09-1.2.el9, java-1.8.0-openjdk-headless 1.8.0.512.b09-1.2.el9, java-1.8.0-openjdk-javadoc-zip 1.8.0.512.b09-1.2.el9
    fixed: vendor fix RHSA-2026:95613
show 6 more
  • Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4) java-1.8.0-openjdk 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-src 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-demo 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-javadoc 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-headless 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-javadoc-zip 1.8.0.512.b09-1.2.el8, +1 more Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.6) java-1.8.0-openjdk 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-src 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-demo 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-javadoc 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-headless 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-javadoc-zip 1.8.0.512.b09-1.2.el8, +1 more Red Hat Enterprise Linux AppStream TUS (v.8.8) java-1.8.0-openjdk 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-src 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-demo 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-javadoc 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-headless 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-javadoc-zip 1.8.0.512.b09-1.2.el8, +1 more
    fixed: vendor fix RHSA-2026:95609
  • Red Hat Enterprise Linux CodeReady Linux Builder (v. 9) java-1.8.0-openjdk-fastdebug 1.8.0.512.b09-1.2.el9, java-1.8.0-openjdk-slowdebug 1.8.0.512.b09-1.2.el9, java-1.8.0-openjdk-src-fastdebug 1.8.0.512.b09-1.2.el9, java-1.8.0-openjdk-src-slowdebug 1.8.0.512.b09-1.2.el9, java-1.8.0-openjdk-demo-fastdebug 1.8.0.512.b09-1.2.el9, java-1.8.0-openjdk-demo-slowdebug 1.8.0.512.b09-1.2.el9, +4 more Red Hat Enterprise Linux CodeReady Linux Builder EUS (v.9.8) java-1.8.0-openjdk-fastdebug 1.8.0.512.b09-1.2.el9, java-1.8.0-openjdk-slowdebug 1.8.0.512.b09-1.2.el9, java-1.8.0-openjdk-src-fastdebug 1.8.0.512.b09-1.2.el9, java-1.8.0-openjdk-src-slowdebug 1.8.0.512.b09-1.2.el9, java-1.8.0-openjdk-demo-fastdebug 1.8.0.512.b09-1.2.el9, java-1.8.0-openjdk-demo-slowdebug 1.8.0.512.b09-1.2.el9, +4 more
    fixed: vendor fix RHSA-2026:95613
  • Red Hat Enterprise Linux CRB (v. 8) java-1.8.0-openjdk-fastdebug 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-slowdebug 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-src-fastdebug 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-src-slowdebug 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-demo-fastdebug 1.8.0.512.b09-1.2.el8, java-1.8.0-openjdk-demo-slowdebug 1.8.0.512.b09-1.2.el8, +6 more
    fixed: vendor fix RHSA-2026:95609
  • Red Hat Enterprise Linux Server (v. 7 ELS) java-1.8.0-openjdk 1.8.0.512.b09-1.1.el7_9, java-1.8.0-openjdk-headless 1.8.0.512.b09-1.1.el7_9 Red Hat Enterprise Linux Server Optional (v. 7 ELS) java-1.8.0-openjdk-src 1.8.0.512.b09-1.1.el7_9, java-1.8.0-openjdk-demo 1.8.0.512.b09-1.1.el7_9, java-1.8.0-openjdk-javadoc 1.8.0.512.b09-1.1.el7_9, java-1.8.0-openjdk-javadoc-zip 1.8.0.512.b09-1.1.el7_9, java-1.8.0-openjdk-accessibility 1.8.0.512.b09-1.1.el7_9
    fixed: vendor fix RHSA-2026:95598
  • Red Hat build of OpenJDK 11 ELS java-11-openjdk, java-11-openjdk-windows, java-11-openjdk-portable Red Hat build of OpenJDK 17 java-17-openjdk-windows, java-17-openjdk-portable Red Hat build of OpenJDK 21 java-21-openjdk-windows, java-21-openjdk-portable Red Hat build of OpenJDK 25 java-25-openjdk-windows, java-25-openjdk-portable Red Hat Enterprise Linux 8 java-17-openjdk, java-21-openjdk, java-17-openjdk-src, java-21-openjdk-src, java-17-openjdk-demo, java-21-openjdk-demo, +38 more Red Hat Enterprise Linux 9 java-17-openjdk, java-21-openjdk, java-25-openjdk, java-17-openjdk-src, java-21-openjdk-src, java-25-openjdk-src, +63 more
    +1 more products
    Red Hat Enterprise Linux 10 java-21-openjdk, java-25-openjdk, java-21-ibm-semeru-certified-jdk
    not affected: vulnerable code not present
  • Red Hat Hardened Images hi/openjdk, java-21-openjdk, java-25-openjdk, java-17-openjdk-portable, java-21-openjdk-portable, java-25-openjdk-portable
    not affected: component not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
20d ago

Exploit prediction

0.31% chance of exploitation in the next 30 days, higher than 23% of all scored CVEs (FIRST EPSS, 2026-11-11).

CVSS scores

assigned by version score vector
CNA 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Affected products

  • Oracle Corporation Oracle Java SE
  • Oracle Corporation Oracle GraalVM Enterprise Edition

Classification

Weakness
  • CWE-400 Uncontrolled Resource Consumption

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.