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CVE-2026-17301

9.8 CRITICAL

Published 2026-11-07 · Updated 2026-11-10

AI risk analysis

Summary
The flaw allows unauthenticated attackers to bypass authentication in IBM API Connect by exploiting improper cryptographic signature verification (CWE-347), enabling full compromise of confidentiality, integrity, and availability.
Exploitability
Exploitation is highly likely for remote attackers due to the CVSS vector (AV:N/AC:L/PR:N/UI:N) and lack of authentication requirements.
Blast radius
Successful exploitation would grant unauthenticated attackers full control over affected API Connect instances, potentially affecting all APIs and tenants managed by the platform.
Detection
No reliable host or network indicator is derivable from the published description.
Prioritized remediation
Upgrade to IBM API Connect 10.0.8.13 or later for the 10.0.8.x branch, or to 12.1.1.3 or later for the 12.1.x branch.
auth-bypasscrypto-flawcwe-347api-gatewayibm

Analysis generated locally by garnet-coder (no data left the box). AI-assisted — verify against primary sources before acting.

NVD description

IBM API Connect 10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2 could allow an unauthenticated attacker to bypass authentication due to improper verification of a cryptographic signature.

CVSS vector

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

Weaknesses

CWE-347

Vendors

ibm

Products

api connect

All references

Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.

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