CVE-2026-18531: CWE-330 Use of Insufficiently Random Values in IBM Maximo Application Suite
IBM Maximo Application Suite versions 9.0, 9.1, and 9.2 contain a vulnerability where a weak HMAC session signing secret is used. This weakness could allow a remote attacker to tamper with session data. The vulnerability is identified as CWE-330, indicating the use of insufficiently random values. The CVSS v3.1 base score is 5.3, reflecting a medium severity level. No official patch or remediation guidance is currently provided by the vendor. There are no known exploits in the wild at this time.
AI Analysis
Technical Summary
CVE-2026-18531 affects IBM Maximo Application Suite versions 9.0, 9.1, and 9.2. The vulnerability arises from the use of a weak HMAC session signing secret, which could allow a remote attacker to tamper with session data. This is categorized under CWE-330 (Use of Insufficiently Random Values). The CVSS 3.1 vector indicates the attack can be performed remotely with low complexity and no privileges or user interaction required, impacting integrity but not confidentiality or availability.
Potential Impact
The vulnerability allows remote attackers to tamper with session data, potentially compromising the integrity of sessions within the affected IBM Maximo Application Suite versions. There is no impact on confidentiality or availability according to the CVSS vector. No known active exploitation has been reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, organizations should monitor IBM advisories for updates. No specific temporary mitigations are provided in the available data.
CVE-2026-18531: CWE-330 Use of Insufficiently Random Values in IBM Maximo Application Suite
Description
IBM Maximo Application Suite versions 9.0, 9.1, and 9.2 contain a vulnerability where a weak HMAC session signing secret is used. This weakness could allow a remote attacker to tamper with session data. The vulnerability is identified as CWE-330, indicating the use of insufficiently random values. The CVSS v3.1 base score is 5.3, reflecting a medium severity level. No official patch or remediation guidance is currently provided by the vendor. There are no known exploits in the wild at this time.
CVSS v3.1
Score 5.3medium
Affected software
cpe:2.3:a:ibm:maximo_application_suite:9.2:*:*:*:*:*:*:*cpe:2.3:a:ibm:maximo_application_suite:9.2.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:maximo_application_suite:9.1:*:*:*:*:*:*:*cpe:2.3:a:ibm:maximo_application_suite:9.1.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:maximo_application_suite:9.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:maximo_application_suite:9.0.0:*:*:*:*:*:*:*Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-18531 affects IBM Maximo Application Suite versions 9.0, 9.1, and 9.2. The vulnerability arises from the use of a weak HMAC session signing secret, which could allow a remote attacker to tamper with session data. This is categorized under CWE-330 (Use of Insufficiently Random Values). The CVSS 3.1 vector indicates the attack can be performed remotely with low complexity and no privileges or user interaction required, impacting integrity but not confidentiality or availability.
Potential Impact
The vulnerability allows remote attackers to tamper with session data, potentially compromising the integrity of sessions within the affected IBM Maximo Application Suite versions. There is no impact on confidentiality or availability according to the CVSS vector. No known active exploitation has been reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, organizations should monitor IBM advisories for updates. No specific temporary mitigations are provided in the available data.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ibm
- Date Reserved
- 2026-07-31T20:03:37.213Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a7360c8bf8831d539228d2d
Added to database: 08/05/2026, 16:11:52 UTC
Last enriched: 08/05/2026, 16:28:26 UTC
Last updated: 08/05/2026, 16:34:56 UTC
Views: 4
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
External Links
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.