CVE-2026-4918 IBM Guardium Data Protection is affected by multiple vulnerabilities

Medium 5.5 Published 22 Apr 2026 Updated 30 Apr 2026

An administrative user can inject JavaScript into the web interface, potentially stealing credentials from other users within trusted sessions.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-4918?

CVE-2026-4918 is a medium-severity cross-site scripting vulnerability in Ibm Guardium Data Protection, published on 22 Apr 2026. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

IBM Guardium Data Protection 12.1 is vulnerable to stored cross-site scripting. This vulnerability allows an administrative user to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session.

Weakness: CWE-79

Which versions are affected by CVE-2026-4918?

It affects 1 product.

Products include Ibm Guardium Data Protection.

How do I fix CVE-2026-4918?

No fix has been published for CVE-2026-4918 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2026-4918 being exploited?

There is no known exploitation of CVE-2026-4918 in the wild and no public exploit code.

All Ibm Guardium Data Protection vulnerabilities

Sources

Also known as GHSA-pr8m-2c2c-5wf7.