CVE-2026-18531 — MEDIUM (5.3)

Vulnerability Description

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 Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

LOW

Availability

NONE

Related Weaknesses (CWE)

CWE-330

References

https://www.ibm.com/support/pages/node/7282362

FAQ

What is CVE-2026-18531?

CVE-2026-18531 is a vulnerability with a CVSS score of 5.3 (MEDIUM). 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.

How severe is CVE-2026-18531?

CVE-2026-18531 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-18531?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.