IBM API Connect <=12.1.1.2 Weak Crypto Allows Decryption
CVE-2026-19126 Published on November 7, 2026
Multiple Vulnerabilities in IBM API Connect
IBM API Connect 10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information.
Vulnerability Analysis
CVE-2026-19126 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality, with no impact on integrity and availability.
Weakness Type
Use of Password Hash With Insufficient Computational Effort
The software generates a hash for a password, but it uses a scheme that does not provide a sufficient level of computational effort that would make password cracking attacks infeasible or expensive.
Products Associated with CVE-2026-19126
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Affected Versions
IBM API Connect:- Version 12.1.0.0, <= 12.1.1.2 is affected.
- Version 10.0.8.0, <= 10.0.8.12 is affected.