What is CVE-2026-1243?

CVE-2026-1243 is a medium-severity vulnerability in Ibm Content Navigator. CVSS score: 5.4/10. Published 2026-04-02.

How severe is CVE-2026-1243?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Vulnerability in Ibm Content Navigator

CVE-2026-1243

IBM Content Navigator 3.0.15, 3.1.0, and 3.2.0 is vulnerable to cross-site scripting. This vulnerability allows an authenticated user to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially lea…

EPSS: 0.000 (1.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Ibm Content Navigator — versions 3.0.15, 3.1.0, 3.2.0

References

www.ibm.com/support/pages/node/7268006 (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-1243?: CVE-2026-1243 is a medium-severity vulnerability in Ibm Content Navigator. CVSS score: 5.4/10. Published 2026-04-02.
How severe is CVE-2026-1243?: Medium severity. CVSS v3 base score is 5.4 out of 10.