CVE-2026-61308: Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Orac

Routine

MEDIUM 6.8REMOTE

CVE-2026-61308 is a medium-severity flaw (CVSS 6.8) affecting affected software. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Networking). Supported versions that are affected are Oracle Java SE: 8u501, 11.0.32, 17.0.20, 21.0.12, 25.0.4, 26.0.2; Oracle GraalVM for JDK: 17.0.20 and 21.0.12; Oracle GraalVM Enterprise Edition: 21.3.19. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to comprom

Why this priority

Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	6.8 (Medium)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	0.3% (top 77%)
CISA exploited list	No
Weakness	CWE-284
Published	2026-08-18
Last modified	2026-10-22

Publisher (CNA): Oracle

Timeline

2026-08-18Published CVE record published
2026-10-22 20:09 UTCUpdated Record last modified

Exact fixes by distribution

Fedora 46 · wasmedge · FIXED · 0.18.1-1.fc46 · FEDORA-2026-4c27216e39 · source

sudo dnf upgrade --advisory=FEDORA-2026-4c27216e39

Ubuntu 20.04 · openjdk-8 · FIXED · 8u504-ga-1ubuntu1~20.04.3

sudo apt update && sudo apt install --only-upgrade openjdk-8 dpkg --compare-versions "$(dpkg-query -W -f='${Version}' openjdk-8)" ge "8u504-ga-1ubuntu1~20.04.3" && echo PATCHED || echo STILL-VULNERABLE

Ubuntu 22.04 · openjdk-8 · FIXED · 8u504-ga-1ubuntu1~22.04.3

sudo apt update && sudo apt install --only-upgrade openjdk-8 dpkg --compare-versions "$(dpkg-query -W -f='${Version}' openjdk-8)" ge "8u504-ga-1ubuntu1~22.04.3" && echo PATCHED || echo STILL-VULNERABLE

Ubuntu 24.04 · openjdk-8 · FIXED · 8u504-ga-1ubuntu1~24.04.3

sudo apt update && sudo apt install --only-upgrade openjdk-8 dpkg --compare-versions "$(dpkg-query -W -f='${Version}' openjdk-8)" ge "8u504-ga-1ubuntu1~24.04.3" && echo PATCHED || echo STILL-VULNERABLE

Ubuntu 20.04 · openjdk-lts · FIXED · 11.0.32.1+1-1ubuntu1~20.04

sudo apt update && sudo apt install --only-upgrade openjdk-lts dpkg --compare-versions "$(dpkg-query -W -f='${Version}' openjdk-lts)" ge "11.0.32.1+1-1ubuntu1~20.04" && echo PATCHED || echo STILL-VULNERABLE

Ubuntu 22.04 · openjdk-lts · FIXED · 11.0.32.1+1-1ubuntu1~22.04

sudo apt update && sudo apt install --only-upgrade openjdk-lts dpkg --compare-versions "$(dpkg-query -W -f='${Version}' openjdk-lts)" ge "11.0.32.1+1-1ubuntu1~22.04" && echo PATCHED || echo STILL-VULNERABLE

Debian 12 · openjdk-17 · FIXED · 17.0.20.1+1-1~deb12u1

sudo apt update && sudo apt install --only-upgrade openjdk-17 dpkg --compare-versions "$(dpkg-query -W -f='${Version}' openjdk-17)" ge "17.0.20.1+1-1~deb12u1" && echo PATCHED || echo STILL-VULNERABLE

Debian 13 · openjdk-21 · FIXED · 21.0.12.1+1-1~deb13u1

sudo apt update && sudo apt install --only-upgrade openjdk-21 dpkg --compare-versions "$(dpkg-query -W -f='${Version}' openjdk-21)" ge "21.0.12.1+1-1~deb13u1" && echo PATCHED || echo STILL-VULNERABLE

Debian 13 · openjdk-25 · FIXED · 25.0.4.1+1-1~deb13u1

sudo apt update && sudo apt install --only-upgrade openjdk-25 dpkg --compare-versions "$(dpkg-query -W -f='${Version}' openjdk-25)" ge "25.0.4.1+1-1~deb13u1" && echo PATCHED || echo STILL-VULNERABLE

RHEL 10 · java-21-openjdk · FIXED · java-21-openjdk-21.0.12.1.1-1.2.el10

sudo dnf upgrade --advisory=RHSA-2026:55787 rpm -q java-21-openjdk

RHEL 10 · java-25-openjdk · FIXED · java-25-openjdk-25.0.4.1.1-1.1.el10

sudo dnf upgrade --advisory=RHSA-2026:55798 rpm -q java-25-openjdk

RHEL 10 · java-21-ibm-semeru-certified-jdk · FIXED · java-21-ibm-semeru-certified-jdk-21.0.12.1.1-2.el10_2

sudo dnf upgrade --advisory=RHSA-2026:72888 rpm -q java-21-ibm-semeru-certified-jdk

RHEL 10.0 Extended Update Support · java-21-openjdk · FIXED · java-21-openjdk-21.0.12.1.1-1.1.el10

sudo dnf upgrade --advisory=RHSA-2026:55787 rpm -q java-21-openjdk

RHEL 10.0 Extended Update Support · java-21-ibm-semeru-certified-jdk · FIXED · java-21-ibm-semeru-certified-jdk-21.0.12.1.1-1.el10_0

sudo dnf upgrade --advisory=RHSA-2026:72888 rpm -q java-21-ibm-semeru-certified-jdk

Amazon Linux 2023 · see advisory · FIXED · ALAS2023-2026-2102 · source

sudo dnf update --advisory=ALAS2023-2026-2102

Amazon Linux 2 · see advisory · FIXED · ALAS2-2026-3888 · source

sudo yum update --advisory=ALAS2-2026-3888

Advisories and coverage

Official advisories

Amazon Linux 2 ALAS: ALAS2-2026-3878 (medium): java-17-amazon-corretto 2026-08-31
Amazon Linux 2 ALAS: ALAS2-2026-3879 (medium): java-11-amazon-corretto 2026-08-31
Amazon Linux 2 ALAS: ALAS2-2026-3888 (medium): java-1.8.0-openjdk 2026-08-31
Amazon Linux 2 ALAS: ALAS2CORRETTO8-2026-025 (medium): java-1.8.0-amazon-corretto 2026-08-31

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

References

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