Privilege Escalation Vulnerability in IBM ApplinX by IBM
CVE-2025-36418

7.3HIGH

Key Information:

Vendor

IBM
Status
Applinx
Vendor
CVE Published:
20 January 2026

What is CVE-2025-36418?

IBM ApplinX 11.1 contains a vulnerability involving privilege escalation caused by improper verification of JSON Web Tokens (JWT). An attacker could exploit this flaw to craft or modify a JWT, allowing them to impersonate a legitimate user or gain elevated privileges within the application. This security oversight underscores the importance of rigorous token validation to prevent unauthorized access and maintain the integrity of user roles.

Affected Version(s)

ApplinX 11.1

References

https://www.ibm.com/support/pages/node/7257446
vendor-advisorypatch

CVSS V3.1

Score:
7.3
Severity:
HIGH
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
.