What is CVE-2026-4918?

CVE-2026-4918 is a medium-severity vulnerability in Ibm Guardium Data Protection, classified under Cross-site Scripting. CVSS score: 5.5/10. Published 2026-04-22.

How severe is CVE-2026-4918?

Medium severity. CVSS v3 base score is 5.5 out of 10.

XSS in Ibm Guardium Data Protection

CVE-2026-4918

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…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.000 (10.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N.

Affected products

Ibm Guardium Data Protection — versions 12.1.0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

www.ibm.com/support/pages/node/7270422 (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-4918?: CVE-2026-4918 is a medium-severity vulnerability in Ibm Guardium Data Protection, classified under Cross-site Scripting. CVSS score: 5.5/10. Published 2026-04-22.
How severe is CVE-2026-4918?: Medium severity. CVSS v3 base score is 5.5 out of 10.