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CVE-2026-2483: IBM InfoSphere Information Server 11.7.0.0 through 11.7.1.6 is vulnerable to cross-site scripting

22
Routine
MEDIUM 5.4UPGRADE

CVE-2026-2483 is a medium-severity flaw (CVSS 5.4) affecting infosphere information server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

IBM InfoSphere Information Server 11.7.0.0 through 11.7.1.6 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session

Why this priority

  • No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score5.4 (Medium)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededLow
User interactionRequired
EPSS exploit chance0.2% (top 89%)
CISA exploited listNo
WeaknessCWE-79
Published2026-03-25
Last modified2026-06-17
Publisher (CNA): IBM Corporation · Vendor: ibm

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Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

ibm infosphere information server UPGRADE
Affected: >= 11.7.0.0 and <= 11.7.1.6
Fixed in: newer than 11.7.1.6
Safe to downgrade to: a release before 11.7.0.0
1. Check installed version
apt-cache policy infosphere-information-server || rpm -q infosphere-information-server || infosphere-information-server --version
2. UPGRADE to newer than 11.7.1.6 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade infosphere-information-server
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade infosphere-information-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 11.7.0.0 (Debian / Ubuntu)
apt-cache madison infosphere-information-server sudo apt install infosphere-information-server=<VERSION_BEFORE_11.7.0.0> sudo apt-mark hold infosphere-information-server
3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list infosphere-information-server sudo dnf downgrade infosphere-information-server-<VERSION_BEFORE_11.7.0.0> sudo dnf versionlock add infosphere-information-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.
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-2026-2483?

infosphere information server: upgrade to newer than 11.7.1.6. Exact commands for each OS are on this page.

Is CVE-2026-2483 being exploited?

CVE-2026-2483 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-2026-2483 affect?

CVE-2026-2483 affects infosphere information server. Severity is medium (CVSS 5.4). IBM InfoSphere Information Server 11.7.0.0 through 11.7.1.6 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading

How urgent is CVE-2026-2483?

Priority 22/100. No elevated risk signals yet.

Related CVEs

References

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