# CVE-2026-18531

## Summary

- **CVE ID:** CVE-2026-18531
- **Severity:** MEDIUM
- **CVSS Score:** 5.3 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
- **CWE:** CWE-330
- **Published:** Aug 5, 2026
- **Last Modified:** Aug 6, 2026

## 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.

## Affected Products

- IBM — Maximo Application Suite (9.2)
- IBM — Maximo Application Suite (9.1)
- IBM — Maximo Application Suite (9.0)

## References

- [CNA](https://www.ibm.com/support/pages/node/7282362)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.23%
- **EPSS Percentile:** 13.3

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._