What is CVE-2026-18541?

CVE-2026-18541 is a medium-severity vulnerability in IBM Planning Analytics, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2026-10-12.

How severe is CVE-2026-18541?

Medium severity. CVSS v3 base score is 6.4 out of 10.

XSS in IBM Planning Analytics

CVE-2026-18541

IBM Planning Analytics 2.0, and 2.1 is vulnerable to stored cross-site scripting. This vulnerability allows an authenticated user to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2026-10-12 · last modified 2026-10-13.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

IBM Planning Analytics — versions 2.0, 2.1

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

www.ibm.com/support/pages/node/7291604 (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-18541?: CVE-2026-18541 is a medium-severity vulnerability in IBM Planning Analytics, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2026-10-12.
How severe is CVE-2026-18541?: Medium severity. CVSS v3 base score is 6.4 out of 10.