webMethods Integration Server 12.1 Auth Bypass (CVE-2026-117545)
CVE-2026-117545 Published on November 8, 2026

IBM webMethods Integration Server is vulnerable of bypassing the two-factor authentication mechanism.
IBM webMethods Integration Server 12.1 could allow a remote authenticated attacker to bypass security restrictions due to improper authentication.

Vendor Advisory NVD

Vulnerability Analysis

CVE-2026-117545 can be exploited with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH

Weakness Type

What is an authentification Vulnerability?

When an actor claims to have a given identity, the software does not prove or insufficiently proves that the claim is correct.

CVE-2026-117545 has been classified to as an authentification vulnerability or weakness.


Products Associated with CVE-2026-117545

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IBM Webmethods Integration Server

Affected Versions

IBM webMethods Integration Server Version 12.1 is affected by CVE-2026-117545