CVE-2026-11383: IBM Tivoli System Automation Application Manager 4.1 and IBM WebSphere Application Server is affected by cross

Routine

MEDIUM 5.4UPGRADEUPGRADE

CVE-2026-11383 is a medium-severity flaw (CVSS 5.4) affecting websphere application server, tivoli system automation application manager. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

IBM Tivoli System Automation Application Manager 4.1 and IBM WebSphere Application Server is affected by cross-site scripting in the Administrative Console.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.2% (top 87%)
CISA exploited list	No
Weakness	CWE-79
Published	2026-07-30
Last modified	2026-10-23

Publisher (CNA): IBM Corporation · Vendor: ibm

Last updated 2026-10-23 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-07-30 15:16 UTCPublished CVE record published
2026-10-23 22:10 UTCUpdated Record last modified

ibm websphere application server UPGRADE

Affected: >= 8.5 and < 8.5.5.30 · >= 9.0 and < 9.0.5.29

Fixed in: 8.5.5.30, 9.0.5.29

Safe to downgrade to: a release before 8.5

1. Check installed version

apt-cache policy websphere-application-server || rpm -q websphere-application-server || websphere-application-server --version

2. UPGRADE to 8.5.5.30 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade websphere-application-server

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade websphere-application-server

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

3. If no update is available yet, DOWNGRADE to a release before 8.5 (Debian / Ubuntu)

apt-cache madison websphere-application-server sudo apt install websphere-application-server=<VERSION_BEFORE_8.5> sudo apt-mark hold websphere-application-server

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list websphere-application-server sudo dnf downgrade websphere-application-server-<VERSION_BEFORE_8.5> sudo dnf versionlock add websphere-application-server

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.

ibm tivoli system automation application manager UPGRADE

Affected: >= 4.1.0 and <= 4.1.0.7

Fixed in: newer than 4.1.0.7

Safe to downgrade to: a release before 4.1.0

1. Check installed version

apt-cache policy tivoli-system-automation-application-manager || rpm -q tivoli-system-automation-application-manager || tivoli-system-automation-application-manager --version

2. UPGRADE to newer than 4.1.0.7 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade tivoli-system-automation-application-manager

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade tivoli-system-automation-application-manager

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

3. If no update is available yet, DOWNGRADE to a release before 4.1.0 (Debian / Ubuntu)

apt-cache madison tivoli-system-automation-application-manager sudo apt install tivoli-system-automation-application-manager=<VERSION_BEFORE_4.1.0> sudo apt-mark hold tivoli-system-automation-application-manager

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list tivoli-system-automation-application-manager sudo dnf downgrade tivoli-system-automation-application-manager-<VERSION_BEFORE_4.1.0> sudo dnf versionlock add tivoli-system-automation-application-manager

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-2026-11383?

websphere application server: upgrade to 8.5.5.30, 9.0.5.29; tivoli system automation application manager: upgrade to newer than 4.1.0.7. Exact commands for each OS are on this page.

Is CVE-2026-11383 being exploited?

CVE-2026-11383 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-2026-11383 affect?

CVE-2026-11383 affects websphere application server, tivoli system automation application manager. Severity is medium (CVSS 5.4). IBM Tivoli System Automation Application Manager 4.1 and IBM WebSphere Application Server is affected by cross-site scripting in the Administrative Console.

How urgent is CVE-2026-11383?

Priority 22/100. No elevated risk signals yet.

Software pages

IBM WebSphere vulnerabilities

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References

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