What is CVE-2026-18531?

CVE-2026-18531 is a medium-severity vulnerability in Ibm Maximo Application Suite, classified under Use of Insufficiently Random Values. CVSS score: 5.3/10. Published 2026-08-05.

How severe is CVE-2026-18531?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Ibm Maximo Application Suite

CVE-2026-18531

IBM Maximo Application Suite 9.2, 9.1, and 9.0 could allow a remote attacker to tamper with session data due to the use of a weak HMAC session signing secret.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

Affected products

Ibm Maximo Application Suite — versions 9.2, 9.1, 9.0

Weakness classification (CWE)

CWE-330 — Use of Insufficiently Random Values

References

psirt@us.ibm.com (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-18531?: CVE-2026-18531 is a medium-severity vulnerability in Ibm Maximo Application Suite, classified under Use of Insufficiently Random Values. CVSS score: 5.3/10. Published 2026-08-05.
How severe is CVE-2026-18531?: Medium severity. CVSS v3 base score is 5.3 out of 10.