What is CVE-2025-36418?

CVE-2025-36418 is a high-severity vulnerability in Ibm Applinx, classified under Improper Verification of Cryptographic Signature. CVSS score: 7.3/10. Published 2026-01-20.

How severe is CVE-2025-36418?

High severity. CVSS v3 base score is 7.3 out of 10.

Vulnerability in Ibm Applinx

CVE-2025-36418

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 pri…

EPSS: 0.000 (10.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

Affected products

Ibm Applinx — versions 11.1

Weakness classification (CWE)

CWE-347 — Improper Verification of Cryptographic Signature

References

www.ibm.com/support/pages/node/7257446 (vendor-advisory, patch)

Frequently asked questions

What is CVE-2025-36418?: CVE-2025-36418 is a high-severity vulnerability in Ibm Applinx, classified under Improper Verification of Cryptographic Signature. CVSS score: 7.3/10. Published 2026-01-20.
How severe is CVE-2025-36418?: High severity. CVSS v3 base score is 7.3 out of 10.