CVE-2026-22008: Vulnerability in Oracle Java SE (component: Libraries)

Routine

LOW 3.7REMOTEDOWNGRADEDOWNGRADE

CVE-2026-22008 is a low-severity flaw (CVSS 3.7) affecting jdk, jre. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Vulnerability in Oracle Java SE (component: Libraries). The supported version that is affected is Oracle Java SE: 25.0.1. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Java SE accessible data. Note: This vulnerability applies to Java

Why this priority

Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	3.7 (Low)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	0.2% (top 89%)
CISA exploited list	No
Weakness	CWE-250
Published	2026-04-21
Last modified	2026-10-26

Publisher (CNA): Oracle · Vendor: oracle

Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-21 21:16 UTCPublished CVE record published
2026-10-26 22:10 UTCUpdated Record last modified

oracle jdk DOWNGRADE

Affected: 25.0.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 25.0.1

1. Check installed version

apt-cache policy jdk || rpm -q jdk || jdk --version

2. No fixed release: DOWNGRADE to a release before 25.0.1 (Debian / Ubuntu)

apt-cache madison jdk sudo apt install jdk=<VERSION_BEFORE_25.0.1> sudo apt-mark hold jdk

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list jdk sudo dnf downgrade jdk-<VERSION_BEFORE_25.0.1> sudo dnf versionlock add jdk

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

oracle jre DOWNGRADE

Affected: 25.0.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 25.0.1

1. Check installed version

apt-cache policy jre || rpm -q jre || jre --version

2. No fixed release: DOWNGRADE to a release before 25.0.1 (Debian / Ubuntu)

apt-cache madison jre sudo apt install jre=<VERSION_BEFORE_25.0.1> sudo apt-mark hold jre

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list jre sudo dnf downgrade jre-<VERSION_BEFORE_25.0.1> sudo dnf versionlock add jre

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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.

Quick answers

How do I fix CVE-2026-22008?

jdk: downgrade or apply the listed mitigation; jre: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-22008 being exploited?

CVE-2026-22008 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-22008 affect?

CVE-2026-22008 affects jdk, jre. Severity is low (CVSS 3.7). Vulnerability in Oracle Java SE (component: Libraries). The supported version that is affected is Oracle Java SE: 25.0.1. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to com

How urgent is CVE-2026-22008?

Priority 21/100. Remotely exploitable, no login, no user action

Software pages

Java vulnerabilities

Related CVEs

CVE-2026-34282 HIGH 7.5 DOWNGRADE DOWNGRADE Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Orac
CVE-2026-22013 MEDIUM 5.3 DOWNGRADE DOWNGRADE Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Orac
CVE-2026-22018 LOW 3.7 DOWNGRADE DOWNGRADE Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Orac
CVE-2026-22003 MEDIUM 6.0 DOWNGRADE DOWNGRADE Vulnerability in the Oracle Java SE, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: H
CVE-2026-34268 LOW 2.9 DOWNGRADE DOWNGRADE Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Orac

References

← Back to latest CVEs