What is CVE-2026-105991?

CVE-2026-105991 is a low-severity vulnerability in IBM Db2 Genius Hub, classified under Protection Mechanism Failure. CVSS score: 3.5/10. Published 2026-11-04.

How severe is CVE-2026-105991?

Low severity. CVSS v3 base score is 3.5 out of 10.

Vulnerability in IBM Db2 Genius Hub

CVE-2026-105991

IBM Db2 Genius Hub 1.1.2, 1.1.3, 1.1.4, 1.1.5 could allow a remote authenticated attacker to bypass security restrictions due to a missing Content Security Policy header.

Published 2026-11-04 · last modified 2026-11-08.

CVSS v3 metric

CVSS v3 base score 3.5 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/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 Db2 Genius Hub — versions 1.1.2, 1.1.3, 1.1.4

Weakness classification (CWE)

CWE-693 — Protection Mechanism Failure

References

www.ibm.com/support/pages/node/7295187 (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-105991?: CVE-2026-105991 is a low-severity vulnerability in IBM Db2 Genius Hub, classified under Protection Mechanism Failure. CVSS score: 3.5/10. Published 2026-11-04.
How severe is CVE-2026-105991?: Low severity. CVSS v3 base score is 3.5 out of 10.