What is the CVSS score of CVE-2025-36418?

CVE-2025-36418 has a CVSS 3.1 base score of 7.3 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L. EPSS exploitation probability: 0.0%.

Which versions of Applinx are affected by CVE-2025-36418?

Organizations using IBM ApplinX 11.1 face moderate risk from CVE-2025-36418, a signature bypass vulnerability rated CVSS 7.3. Exploitation could compromise the security of affected deployments.

How to fix or mitigate CVE-2025-36418?

Within 7 days: Identify all affected systems and apply vendor patches promptly. Monitor vendor channels for patch availability.

Applinx CVE-2025-36418

HIGH

Improper Verification of Cryptographic Signature (CWE-347)

2026-01-20 psirt@us.ibm.com

Privilege Escalation IBM Applinx

7.3

CVSS 3.1

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

Low

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

CVE Published

Jan 20, 2026 - 16:16 nvd

HIGH 7.3

DescriptionNVD

IBM ApplinX 11.1 is vulnerable due to a privilege escalation vulnerability due to improper verification of JWT tokens. An attacker may be able to craft or modify a JSON web token in order to impersonate another user or to elevate their privileges.

AnalysisAI

Applinx versions up to 11.1.0 is affected by improper verification of cryptographic signature (CVSS 7.3).

Technical ContextAI

This vulnerability (CWE-347: Improper Verification of Cryptographic Signature) affects Applinx. IBM ApplinX 11.1 is vulnerable due to a privilege escalation vulnerability due to improper verification of JWT tokens. An attacker may be able to craft or modify a JSON web token in order to impersonate another user or to elevate their privileges.

RemediationAI

Monitor vendor advisories for a patch. Restrict network access to the affected service where possible.

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CVE-2025-36418 vulnerability details – vuln.today

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